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Finding the Fourth Proportional to 83,374.24, 124,952.88 and 63,580

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Solution

The fourth proportional to 83,374.24, 124,952.88 and 63,580 is: 95,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,374.24 : 124,952.88 = 63,580 : x
  2. Step 2: Convert to fraction form
    83,374.24/124,952.88 = 63,580/x
  3. Step 3: Cross multiply
    83,374.24x = 124,952.88 × 63,580
  4. Step 4: Simplify right side
    83,374.24x = 7,944,504,110.40
  5. Step 5: Solve for x
    x = 7,944,504,110.40/83,374.24
  6. Step 6: Final answer
    x = 95,287.27

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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.