Home / 54,032.88-74,476.12-36,121.35

Finding the Fourth Proportional to 54,032.88, 74,476.12 and 36,121.35

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Solution

The fourth proportional to 54,032.88, 74,476.12 and 36,121.35 is: 49,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,032.88 : 74,476.12 = 36,121.35 : x
  2. Step 2: Convert to fraction form
    54,032.88/74,476.12 = 36,121.35/x
  3. Step 3: Cross multiply
    54,032.88x = 74,476.12 × 36,121.35
  4. Step 4: Simplify right side
    54,032.88x = 2,690,177,997.16
  5. Step 5: Solve for x
    x = 2,690,177,997.16/54,032.88
  6. Step 6: Final answer
    x = 49,787.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.