Home / 60,003.13-90,061.20-30,442.18

Finding the Fourth Proportional to 60,003.13, 90,061.20 and 30,442.18

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Solution

The fourth proportional to 60,003.13, 90,061.20 and 30,442.18 is: 45,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,003.13 : 90,061.20 = 30,442.18 : x
  2. Step 2: Convert to fraction form
    60,003.13/90,061.20 = 30,442.18/x
  3. Step 3: Cross multiply
    60,003.13x = 90,061.20 × 30,442.18
  4. Step 4: Simplify right side
    60,003.13x = 2,741,659,261.42
  5. Step 5: Solve for x
    x = 2,741,659,261.42/60,003.13
  6. Step 6: Final answer
    x = 45,691.94

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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.