Home / 89,525.64-123,542.92-49,239.40

Finding the Fourth Proportional to 89,525.64, 123,542.92 and 49,239.40

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Solution

The fourth proportional to 89,525.64, 123,542.92 and 49,239.40 is: 67,949.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,525.64 : 123,542.92 = 49,239.40 : x
  2. Step 2: Convert to fraction form
    89,525.64/123,542.92 = 49,239.40/x
  3. Step 3: Cross multiply
    89,525.64x = 123,542.92 × 49,239.40
  4. Step 4: Simplify right side
    89,525.64x = 6,083,179,255.05
  5. Step 5: Solve for x
    x = 6,083,179,255.05/89,525.64
  6. Step 6: Final answer
    x = 67,949.02

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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.