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Finding the Fourth Proportional to 172,104.48, 237,490.08 and 95,625.90

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Solution

The fourth proportional to 172,104.48, 237,490.08 and 95,625.90 is: 131,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,104.48 : 237,490.08 = 95,625.90 : x
  2. Step 2: Convert to fraction form
    172,104.48/237,490.08 = 95,625.90/x
  3. Step 3: Cross multiply
    172,104.48x = 237,490.08 × 95,625.90
  4. Step 4: Simplify right side
    172,104.48x = 22,710,202,641.07
  5. Step 5: Solve for x
    x = 22,710,202,641.07/172,104.48
  6. Step 6: Final answer
    x = 131,955.91

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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.