Home / 138,261.96-207,423.18-44,777.16

Finding the Fourth Proportional to 138,261.96, 207,423.18 and 44,777.16

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Solution

The fourth proportional to 138,261.96, 207,423.18 and 44,777.16 is: 67,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,261.96 : 207,423.18 = 44,777.16 : x
  2. Step 2: Convert to fraction form
    138,261.96/207,423.18 = 44,777.16/x
  3. Step 3: Cross multiply
    138,261.96x = 207,423.18 × 44,777.16
  4. Step 4: Simplify right side
    138,261.96x = 9,287,820,918.57
  5. Step 5: Solve for x
    x = 9,287,820,918.57/138,261.96
  6. Step 6: Final answer
    x = 67,175.53

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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.