Home / 89,260.19-123,179.16-51,534.44

Finding the Fourth Proportional to 89,260.19, 123,179.16 and 51,534.44

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Solution

The fourth proportional to 89,260.19, 123,179.16 and 51,534.44 is: 71,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,260.19 : 123,179.16 = 51,534.44 : x
  2. Step 2: Convert to fraction form
    89,260.19/123,179.16 = 51,534.44/x
  3. Step 3: Cross multiply
    89,260.19x = 123,179.16 × 51,534.44
  4. Step 4: Simplify right side
    89,260.19x = 6,347,969,030.27
  5. Step 5: Solve for x
    x = 6,347,969,030.27/89,260.19
  6. Step 6: Final answer
    x = 71,117.58

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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.