Home / 267,229.48-400,830.18-89,740.12

Finding the Fourth Proportional to 267,229.48, 400,830.18 and 89,740.12

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Solution

The fourth proportional to 267,229.48, 400,830.18 and 89,740.12 is: 134,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,229.48 : 400,830.18 = 89,740.12 : x
  2. Step 2: Convert to fraction form
    267,229.48/400,830.18 = 89,740.12/x
  3. Step 3: Cross multiply
    267,229.48x = 400,830.18 × 89,740.12
  4. Step 4: Simplify right side
    267,229.48x = 35,970,548,452.82
  5. Step 5: Solve for x
    x = 35,970,548,452.82/267,229.48
  6. Step 6: Final answer
    x = 134,605.47

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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.