Home / 74,155.68-111,232.58-17,996.25

Finding the Fourth Proportional to 74,155.68, 111,232.58 and 17,996.25

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Solution

The fourth proportional to 74,155.68, 111,232.58 and 17,996.25 is: 26,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,155.68 : 111,232.58 = 17,996.25 : x
  2. Step 2: Convert to fraction form
    74,155.68/111,232.58 = 17,996.25/x
  3. Step 3: Cross multiply
    74,155.68x = 111,232.58 × 17,996.25
  4. Step 4: Simplify right side
    74,155.68x = 2,001,769,317.83
  5. Step 5: Solve for x
    x = 2,001,769,317.83/74,155.68
  6. Step 6: Final answer
    x = 26,994.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.