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Finding the Fourth Proportional to 60,580.88, 90,876.18 and 19,027.88

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Solution

The fourth proportional to 60,580.88, 90,876.18 and 19,027.88 is: 28,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,580.88 : 90,876.18 = 19,027.88 : x
  2. Step 2: Convert to fraction form
    60,580.88/90,876.18 = 19,027.88/x
  3. Step 3: Cross multiply
    60,580.88x = 90,876.18 × 19,027.88
  4. Step 4: Simplify right side
    60,580.88x = 1,729,180,593.52
  5. Step 5: Solve for x
    x = 1,729,180,593.52/60,580.88
  6. Step 6: Final answer
    x = 28,543.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.