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Finding the Fourth Proportional to 172,381.24, 237,857.11 and 95,890.24

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Solution

The fourth proportional to 172,381.24, 237,857.11 and 95,890.24 is: 132,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,381.24 : 237,857.11 = 95,890.24 : x
  2. Step 2: Convert to fraction form
    172,381.24/237,857.11 = 95,890.24/x
  3. Step 3: Cross multiply
    172,381.24x = 237,857.11 × 95,890.24
  4. Step 4: Simplify right side
    172,381.24x = 22,808,175,363.61
  5. Step 5: Solve for x
    x = 22,808,175,363.61/172,381.24
  6. Step 6: Final answer
    x = 132,312.40

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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.