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Finding the Fourth Proportional to 58,622.04, 87,952.50 and 38,977.92

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Solution

The fourth proportional to 58,622.04, 87,952.50 and 38,977.92 is: 58,479.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,622.04 : 87,952.50 = 38,977.92 : x
  2. Step 2: Convert to fraction form
    58,622.04/87,952.50 = 38,977.92/x
  3. Step 3: Cross multiply
    58,622.04x = 87,952.50 × 38,977.92
  4. Step 4: Simplify right side
    58,622.04x = 3,428,205,508.80
  5. Step 5: Solve for x
    x = 3,428,205,508.80/58,622.04
  6. Step 6: Final answer
    x = 58,479.81

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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.