Home / 89,352.60-123,219.88-60,344.76

Finding the Fourth Proportional to 89,352.60, 123,219.88 and 60,344.76

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Solution

The fourth proportional to 89,352.60, 123,219.88 and 60,344.76 is: 83,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,352.60 : 123,219.88 = 60,344.76 : x
  2. Step 2: Convert to fraction form
    89,352.60/123,219.88 = 60,344.76/x
  3. Step 3: Cross multiply
    89,352.60x = 123,219.88 × 60,344.76
  4. Step 4: Simplify right side
    89,352.60x = 7,435,674,085.83
  5. Step 5: Solve for x
    x = 7,435,674,085.83/89,352.60
  6. Step 6: Final answer
    x = 83,217.21

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1.5x scale

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.