Home / 89,761.56-123,863.67-52,038.24

Finding the Fourth Proportional to 89,761.56, 123,863.67 and 52,038.24

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Solution

The fourth proportional to 89,761.56, 123,863.67 and 52,038.24 is: 71,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,761.56 : 123,863.67 = 52,038.24 : x
  2. Step 2: Convert to fraction form
    89,761.56/123,863.67 = 52,038.24/x
  3. Step 3: Cross multiply
    89,761.56x = 123,863.67 × 52,038.24
  4. Step 4: Simplify right side
    89,761.56x = 6,445,647,386.74
  5. Step 5: Solve for x
    x = 6,445,647,386.74/89,761.56
  6. Step 6: Final answer
    x = 71,808.55

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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.