Home / 67,928.32-101,781.80-41,577.76

Finding the Fourth Proportional to 67,928.32, 101,781.80 and 41,577.76

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Solution

The fourth proportional to 67,928.32, 101,781.80 and 41,577.76 is: 62,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,928.32 : 101,781.80 = 41,577.76 : x
  2. Step 2: Convert to fraction form
    67,928.32/101,781.80 = 41,577.76/x
  3. Step 3: Cross multiply
    67,928.32x = 101,781.80 × 41,577.76
  4. Step 4: Simplify right side
    67,928.32x = 4,231,859,252.77
  5. Step 5: Solve for x
    x = 4,231,859,252.77/67,928.32
  6. Step 6: Final answer
    x = 62,298.89

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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.