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Finding the Fourth Proportional to 172,061.15, 237,412.82 and 104,068.53

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Solution

The fourth proportional to 172,061.15, 237,412.82 and 104,068.53 is: 143,595.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,061.15 : 237,412.82 = 104,068.53 : x
  2. Step 2: Convert to fraction form
    172,061.15/237,412.82 = 104,068.53/x
  3. Step 3: Cross multiply
    172,061.15x = 237,412.82 × 104,068.53
  4. Step 4: Simplify right side
    172,061.15x = 24,707,203,440.73
  5. Step 5: Solve for x
    x = 24,707,203,440.73/172,061.15
  6. Step 6: Final answer
    x = 143,595.48

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