Home / 57,555.40-86,384.38-29,494.56

Finding the Fourth Proportional to 57,555.40, 86,384.38 and 29,494.56

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Solution

The fourth proportional to 57,555.40, 86,384.38 and 29,494.56 is: 44,268.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,555.40 : 86,384.38 = 29,494.56 : x
  2. Step 2: Convert to fraction form
    57,555.40/86,384.38 = 29,494.56/x
  3. Step 3: Cross multiply
    57,555.40x = 86,384.38 × 29,494.56
  4. Step 4: Simplify right side
    57,555.40x = 2,547,869,278.97
  5. Step 5: Solve for x
    x = 2,547,869,278.97/57,555.40
  6. Step 6: Final answer
    x = 44,268.12

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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.