Home / 73,867.71-101,936.10-42,035.91

Finding the Fourth Proportional to 73,867.71, 101,936.10 and 42,035.91

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Solution

The fourth proportional to 73,867.71, 101,936.10 and 42,035.91 is: 58,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,867.71 : 101,936.10 = 42,035.91 : x
  2. Step 2: Convert to fraction form
    73,867.71/101,936.10 = 42,035.91/x
  3. Step 3: Cross multiply
    73,867.71x = 101,936.10 × 42,035.91
  4. Step 4: Simplify right side
    73,867.71x = 4,284,976,725.35
  5. Step 5: Solve for x
    x = 4,284,976,725.35/73,867.71
  6. Step 6: Final answer
    x = 58,008.79

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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.