Home / 83,438.17-125,146.81-27,273.58

Finding the Fourth Proportional to 83,438.17, 125,146.81 and 27,273.58

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Solution

The fourth proportional to 83,438.17, 125,146.81 and 27,273.58 is: 40,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,438.17 : 125,146.81 = 27,273.58 : x
  2. Step 2: Convert to fraction form
    83,438.17/125,146.81 = 27,273.58/x
  3. Step 3: Cross multiply
    83,438.17x = 125,146.81 × 27,273.58
  4. Step 4: Simplify right side
    83,438.17x = 3,413,201,534.28
  5. Step 5: Solve for x
    x = 3,413,201,534.28/83,438.17
  6. Step 6: Final answer
    x = 40,906.96

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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.