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Finding the Fourth Proportional to 60,723.60, 91,042.20 and 23,269.20

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Solution

The fourth proportional to 60,723.60, 91,042.20 and 23,269.20 is: 34,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,723.60 : 91,042.20 = 23,269.20 : x
  2. Step 2: Convert to fraction form
    60,723.60/91,042.20 = 23,269.20/x
  3. Step 3: Cross multiply
    60,723.60x = 91,042.20 × 23,269.20
  4. Step 4: Simplify right side
    60,723.60x = 2,118,479,160.24
  5. Step 5: Solve for x
    x = 2,118,479,160.24/60,723.60
  6. Step 6: Final answer
    x = 34,887.25

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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.