Home / 69,928.11-96,503.04-38,099.97

Finding the Fourth Proportional to 69,928.11, 96,503.04 and 38,099.97

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Solution

The fourth proportional to 69,928.11, 96,503.04 and 38,099.97 is: 52,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,928.11 : 96,503.04 = 38,099.97 : x
  2. Step 2: Convert to fraction form
    69,928.11/96,503.04 = 38,099.97/x
  3. Step 3: Cross multiply
    69,928.11x = 96,503.04 × 38,099.97
  4. Step 4: Simplify right side
    69,928.11x = 3,676,762,928.91
  5. Step 5: Solve for x
    x = 3,676,762,928.91/69,928.11
  6. Step 6: Final answer
    x = 52,579.18

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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.