Home / 145,591.50-218,387.18-40,410.44

Finding the Fourth Proportional to 145,591.50, 218,387.18 and 40,410.44

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Solution

The fourth proportional to 145,591.50, 218,387.18 and 40,410.44 is: 60,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,591.50 : 218,387.18 = 40,410.44 : x
  2. Step 2: Convert to fraction form
    145,591.50/218,387.18 = 40,410.44/x
  3. Step 3: Cross multiply
    145,591.50x = 218,387.18 × 40,410.44
  4. Step 4: Simplify right side
    145,591.50x = 8,825,122,034.16
  5. Step 5: Solve for x
    x = 8,825,122,034.16/145,591.50
  6. Step 6: Final answer
    x = 60,615.64

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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.