Home / 65,488.11-98,232.85-52,423.53

Finding the Fourth Proportional to 65,488.11, 98,232.85 and 52,423.53

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Solution

The fourth proportional to 65,488.11, 98,232.85 and 52,423.53 is: 78,635.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,488.11 : 98,232.85 = 52,423.53 : x
  2. Step 2: Convert to fraction form
    65,488.11/98,232.85 = 52,423.53/x
  3. Step 3: Cross multiply
    65,488.11x = 98,232.85 × 52,423.53
  4. Step 4: Simplify right side
    65,488.11x = 5,149,712,758.96
  5. Step 5: Solve for x
    x = 5,149,712,758.96/65,488.11
  6. Step 6: Final answer
    x = 78,635.84

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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.