Home / 57,436.10-86,154.19-17,996.29

Finding the Fourth Proportional to 57,436.10, 86,154.19 and 17,996.29

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Solution

The fourth proportional to 57,436.10, 86,154.19 and 17,996.29 is: 26,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,436.10 : 86,154.19 = 17,996.29 : x
  2. Step 2: Convert to fraction form
    57,436.10/86,154.19 = 17,996.29/x
  3. Step 3: Cross multiply
    57,436.10x = 86,154.19 × 17,996.29
  4. Step 4: Simplify right side
    57,436.10x = 1,550,455,787.96
  5. Step 5: Solve for x
    x = 1,550,455,787.96/57,436.10
  6. Step 6: Final answer
    x = 26,994.45

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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.