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Finding the Fourth Proportional to 60,580.20, 90,884.67 and 19,027.20

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Solution

The fourth proportional to 60,580.20, 90,884.67 and 19,027.20 is: 28,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,580.20 : 90,884.67 = 19,027.20 : x
  2. Step 2: Convert to fraction form
    60,580.20/90,884.67 = 19,027.20/x
  3. Step 3: Cross multiply
    60,580.20x = 90,884.67 × 19,027.20
  4. Step 4: Simplify right side
    60,580.20x = 1,729,280,793.02
  5. Step 5: Solve for x
    x = 1,729,280,793.02/60,580.20
  6. Step 6: Final answer
    x = 28,545.31

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1.5x scale

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.