Home / 67,701.06-101,564.28-30,262.61

Finding the Fourth Proportional to 67,701.06, 101,564.28 and 30,262.61

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Solution

The fourth proportional to 67,701.06, 101,564.28 and 30,262.61 is: 45,399.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,701.06 : 101,564.28 = 30,262.61 : x
  2. Step 2: Convert to fraction form
    67,701.06/101,564.28 = 30,262.61/x
  3. Step 3: Cross multiply
    67,701.06x = 101,564.28 × 30,262.61
  4. Step 4: Simplify right side
    67,701.06x = 3,073,600,449.48
  5. Step 5: Solve for x
    x = 3,073,600,449.48/67,701.06
  6. Step 6: Final answer
    x = 45,399.59

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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.