Home / 89,325.64-123,234.30-53,517.16

Finding the Fourth Proportional to 89,325.64, 123,234.30 and 53,517.16

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Solution

The fourth proportional to 89,325.64, 123,234.30 and 53,517.16 is: 73,832.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,325.64 : 123,234.30 = 53,517.16 : x
  2. Step 2: Convert to fraction form
    89,325.64/123,234.30 = 53,517.16/x
  3. Step 3: Cross multiply
    89,325.64x = 123,234.30 × 53,517.16
  4. Step 4: Simplify right side
    89,325.64x = 6,595,149,750.59
  5. Step 5: Solve for x
    x = 6,595,149,750.59/89,325.64
  6. Step 6: Final answer
    x = 73,832.66

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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.