Home / 48,024.76-72,000.42-39,678.52

Finding the Fourth Proportional to 48,024.76, 72,000.42 and 39,678.52

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Solution

The fourth proportional to 48,024.76, 72,000.42 and 39,678.52 is: 59,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,024.76 : 72,000.42 = 39,678.52 : x
  2. Step 2: Convert to fraction form
    48,024.76/72,000.42 = 39,678.52/x
  3. Step 3: Cross multiply
    48,024.76x = 72,000.42 × 39,678.52
  4. Step 4: Simplify right side
    48,024.76x = 2,856,870,104.98
  5. Step 5: Solve for x
    x = 2,856,870,104.98/48,024.76
  6. Step 6: Final answer
    x = 59,487.44

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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.