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Finding the Fourth Proportional to 62,604, 86,393.52 and 36,108

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Solution

The fourth proportional to 62,604, 86,393.52 and 36,108 is: 49,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,604 : 86,393.52 = 36,108 : x
  2. Step 2: Convert to fraction form
    62,604/86,393.52 = 36,108/x
  3. Step 3: Cross multiply
    62,604x = 86,393.52 × 36,108
  4. Step 4: Simplify right side
    62,604x = 3,119,497,220.16
  5. Step 5: Solve for x
    x = 3,119,497,220.16/62,604
  6. Step 6: Final answer
    x = 49,829.04

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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.