Home / 172,088.04-237,432.96-103,149.48

Finding the Fourth Proportional to 172,088.04, 237,432.96 and 103,149.48

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Solution

The fourth proportional to 172,088.04, 237,432.96 and 103,149.48 is: 142,317.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,088.04 : 237,432.96 = 103,149.48 : x
  2. Step 2: Convert to fraction form
    172,088.04/237,432.96 = 103,149.48/x
  3. Step 3: Cross multiply
    172,088.04x = 237,432.96 × 103,149.48
  4. Step 4: Simplify right side
    172,088.04x = 24,491,086,358.86
  5. Step 5: Solve for x
    x = 24,491,086,358.86/172,088.04
  6. Step 6: Final answer
    x = 142,317.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.