Home / 119,417.68-178,854.20-57,132.24

Finding the Fourth Proportional to 119,417.68, 178,854.20 and 57,132.24

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Solution

The fourth proportional to 119,417.68, 178,854.20 and 57,132.24 is: 85,568.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,417.68 : 178,854.20 = 57,132.24 : x
  2. Step 2: Convert to fraction form
    119,417.68/178,854.20 = 57,132.24/x
  3. Step 3: Cross multiply
    119,417.68x = 178,854.20 × 57,132.24
  4. Step 4: Simplify right side
    119,417.68x = 10,218,341,079.41
  5. Step 5: Solve for x
    x = 10,218,341,079.41/119,417.68
  6. Step 6: Final answer
    x = 85,568.08

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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.