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Finding the Fourth Proportional to 172,114.92, 237,521.64 and 95,641.08

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Solution

The fourth proportional to 172,114.92, 237,521.64 and 95,641.08 is: 131,986.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,114.92 : 237,521.64 = 95,641.08 : x
  2. Step 2: Convert to fraction form
    172,114.92/237,521.64 = 95,641.08/x
  3. Step 3: Cross multiply
    172,114.92x = 237,521.64 × 95,641.08
  4. Step 4: Simplify right side
    172,114.92x = 22,716,826,172.97
  5. Step 5: Solve for x
    x = 22,716,826,172.97/172,114.92
  6. Step 6: Final answer
    x = 131,986.39

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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.