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Finding the Fourth Proportional to 195,398.76, 292,871.26 and 89,996.52

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Solution

The fourth proportional to 195,398.76, 292,871.26 and 89,996.52 is: 134,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,398.76 : 292,871.26 = 89,996.52 : x
  2. Step 2: Convert to fraction form
    195,398.76/292,871.26 = 89,996.52/x
  3. Step 3: Cross multiply
    195,398.76x = 292,871.26 × 89,996.52
  4. Step 4: Simplify right side
    195,398.76x = 26,357,394,208.02
  5. Step 5: Solve for x
    x = 26,357,394,208.02/195,398.76
  6. Step 6: Final answer
    x = 134,890.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.