Home / 48,756.92-67,291.24-28,060

Finding the Fourth Proportional to 48,756.92, 67,291.24 and 28,060

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Solution

The fourth proportional to 48,756.92, 67,291.24 and 28,060 is: 38,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,756.92 : 67,291.24 = 28,060 : x
  2. Step 2: Convert to fraction form
    48,756.92/67,291.24 = 28,060/x
  3. Step 3: Cross multiply
    48,756.92x = 67,291.24 × 28,060
  4. Step 4: Simplify right side
    48,756.92x = 1,888,192,194.40
  5. Step 5: Solve for x
    x = 1,888,192,194.40/48,756.92
  6. Step 6: Final answer
    x = 38,726.65

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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.