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Finding the Fourth Proportional to 172,492.65, 238,039.82 and 96,010.10

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Solution

The fourth proportional to 172,492.65, 238,039.82 and 96,010.10 is: 132,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,492.65 : 238,039.82 = 96,010.10 : x
  2. Step 2: Convert to fraction form
    172,492.65/238,039.82 = 96,010.10/x
  3. Step 3: Cross multiply
    172,492.65x = 238,039.82 × 96,010.10
  4. Step 4: Simplify right side
    172,492.65x = 22,854,226,237.38
  5. Step 5: Solve for x
    x = 22,854,226,237.38/172,492.65
  6. Step 6: Final answer
    x = 132,493.92

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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.