Home / 172,124.28-237,553.74-96,672.78

Finding the Fourth Proportional to 172,124.28, 237,553.74 and 96,672.78

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Solution

The fourth proportional to 172,124.28, 237,553.74 and 96,672.78 is: 133,420.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,124.28 : 237,553.74 = 96,672.78 : x
  2. Step 2: Convert to fraction form
    172,124.28/237,553.74 = 96,672.78/x
  3. Step 3: Cross multiply
    172,124.28x = 237,553.74 × 96,672.78
  4. Step 4: Simplify right side
    172,124.28x = 22,964,980,445.20
  5. Step 5: Solve for x
    x = 22,964,980,445.20/172,124.28
  6. Step 6: Final answer
    x = 133,420.92

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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.