Home / 48,020.87-72,042-14,743.83

Finding the Fourth Proportional to 48,020.87, 72,042 and 14,743.83

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Solution

The fourth proportional to 48,020.87, 72,042 and 14,743.83 is: 22,119.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,020.87 : 72,042 = 14,743.83 : x
  2. Step 2: Convert to fraction form
    48,020.87/72,042 = 14,743.83/x
  3. Step 3: Cross multiply
    48,020.87x = 72,042 × 14,743.83
  4. Step 4: Simplify right side
    48,020.87x = 1,062,175,000.86
  5. Step 5: Solve for x
    x = 1,062,175,000.86/48,020.87
  6. Step 6: Final answer
    x = 22,119.03

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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.