Home / 67,829.22-101,619-42,523.92

Finding the Fourth Proportional to 67,829.22, 101,619 and 42,523.92

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Solution

The fourth proportional to 67,829.22, 101,619 and 42,523.92 is: 63,707.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,829.22 : 101,619 = 42,523.92 : x
  2. Step 2: Convert to fraction form
    67,829.22/101,619 = 42,523.92/x
  3. Step 3: Cross multiply
    67,829.22x = 101,619 × 42,523.92
  4. Step 4: Simplify right side
    67,829.22x = 4,321,238,226.48
  5. Step 5: Solve for x
    x = 4,321,238,226.48/67,829.22
  6. Step 6: Final answer
    x = 63,707.62

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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.