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Finding the Fourth Proportional to 40,591.50, 60,887.37 and 15,967.50

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Solution

The fourth proportional to 40,591.50, 60,887.37 and 15,967.50 is: 23,951.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,591.50 : 60,887.37 = 15,967.50 : x
  2. Step 2: Convert to fraction form
    40,591.50/60,887.37 = 15,967.50/x
  3. Step 3: Cross multiply
    40,591.50x = 60,887.37 × 15,967.50
  4. Step 4: Simplify right side
    40,591.50x = 972,219,080.48
  5. Step 5: Solve for x
    x = 972,219,080.48/40,591.50
  6. Step 6: Final answer
    x = 23,951.30

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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.