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Finding the Fourth Proportional to 171,830.30, 237,127.13 and 95,349.69

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Solution

The fourth proportional to 171,830.30, 237,127.13 and 95,349.69 is: 131,583.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,830.30 : 237,127.13 = 95,349.69 : x
  2. Step 2: Convert to fraction form
    171,830.30/237,127.13 = 95,349.69/x
  3. Step 3: Cross multiply
    171,830.30x = 237,127.13 × 95,349.69
  4. Step 4: Simplify right side
    171,830.30x = 22,609,998,216.90
  5. Step 5: Solve for x
    x = 22,609,998,216.90/171,830.30
  6. Step 6: Final answer
    x = 131,583.31

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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.