Home / 48,770.43-73,155.64-13,710.09

Finding the Fourth Proportional to 48,770.43, 73,155.64 and 13,710.09

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Solution

The fourth proportional to 48,770.43, 73,155.64 and 13,710.09 is: 20,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,770.43 : 73,155.64 = 13,710.09 : x
  2. Step 2: Convert to fraction form
    48,770.43/73,155.64 = 13,710.09/x
  3. Step 3: Cross multiply
    48,770.43x = 73,155.64 × 13,710.09
  4. Step 4: Simplify right side
    48,770.43x = 1,002,970,042.63
  5. Step 5: Solve for x
    x = 1,002,970,042.63/48,770.43
  6. Step 6: Final answer
    x = 20,565.13

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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.