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Finding the Fourth Proportional to 62,532.80, 86,296.56 and 35,306.72

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Solution

The fourth proportional to 62,532.80, 86,296.56 and 35,306.72 is: 48,724.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,532.80 : 86,296.56 = 35,306.72 : x
  2. Step 2: Convert to fraction form
    62,532.80/86,296.56 = 35,306.72/x
  3. Step 3: Cross multiply
    62,532.80x = 86,296.56 × 35,306.72
  4. Step 4: Simplify right side
    62,532.80x = 3,046,848,480.88
  5. Step 5: Solve for x
    x = 3,046,848,480.88/62,532.80
  6. Step 6: Final answer
    x = 48,724.01

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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.