Home / 74,155.71-111,232.62-17,996.25

Finding the Fourth Proportional to 74,155.71, 111,232.62 and 17,996.25

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Solution

The fourth proportional to 74,155.71, 111,232.62 and 17,996.25 is: 26,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,155.71 : 111,232.62 = 17,996.25 : x
  2. Step 2: Convert to fraction form
    74,155.71/111,232.62 = 17,996.25/x
  3. Step 3: Cross multiply
    74,155.71x = 111,232.62 × 17,996.25
  4. Step 4: Simplify right side
    74,155.71x = 2,001,770,037.68
  5. Step 5: Solve for x
    x = 2,001,770,037.68/74,155.71
  6. Step 6: Final answer
    x = 26,994.15

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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.