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Finding the Fourth Proportional to 89,534.88, 123,560.88 and 49,250.40

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Solution

The fourth proportional to 89,534.88, 123,560.88 and 49,250.40 is: 67,967.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,534.88 : 123,560.88 = 49,250.40 : x
  2. Step 2: Convert to fraction form
    89,534.88/123,560.88 = 49,250.40/x
  3. Step 3: Cross multiply
    89,534.88x = 123,560.88 × 49,250.40
  4. Step 4: Simplify right side
    89,534.88x = 6,085,422,764.35
  5. Step 5: Solve for x
    x = 6,085,422,764.35/89,534.88
  6. Step 6: Final answer
    x = 67,967.06

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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.