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Finding the Fourth Proportional to 95,264.40, 142,799.40 and 55,801.20

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Solution

The fourth proportional to 95,264.40, 142,799.40 and 55,801.20 is: 83,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,264.40 : 142,799.40 = 55,801.20 : x
  2. Step 2: Convert to fraction form
    95,264.40/142,799.40 = 55,801.20/x
  3. Step 3: Cross multiply
    95,264.40x = 142,799.40 × 55,801.20
  4. Step 4: Simplify right side
    95,264.40x = 7,968,377,879.28
  5. Step 5: Solve for x
    x = 7,968,377,879.28/95,264.40
  6. Step 6: Final answer
    x = 83,644.87

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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.