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Finding the Fourth Proportional to 172,124.24, 237,553.76 and 96,672.76

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Solution

The fourth proportional to 172,124.24, 237,553.76 and 96,672.76 is: 133,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,124.24 : 237,553.76 = 96,672.76 : x
  2. Step 2: Convert to fraction form
    172,124.24/237,553.76 = 96,672.76/x
  3. Step 3: Cross multiply
    172,124.24x = 237,553.76 × 96,672.76
  4. Step 4: Simplify right side
    172,124.24x = 22,964,977,627.58
  5. Step 5: Solve for x
    x = 22,964,977,627.58/172,124.24
  6. Step 6: Final answer
    x = 133,420.94

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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.