Home / 67,421.52-101,053.56-50,727.92

Finding the Fourth Proportional to 67,421.52, 101,053.56 and 50,727.92

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Solution

The fourth proportional to 67,421.52, 101,053.56 and 50,727.92 is: 76,032.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,421.52 : 101,053.56 = 50,727.92 : x
  2. Step 2: Convert to fraction form
    67,421.52/101,053.56 = 50,727.92/x
  3. Step 3: Cross multiply
    67,421.52x = 101,053.56 × 50,727.92
  4. Step 4: Simplify right side
    67,421.52x = 5,126,236,907.40
  5. Step 5: Solve for x
    x = 5,126,236,907.40/67,421.52
  6. Step 6: Final answer
    x = 76,032.65

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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.