Home / 83,062.55-124,517.07-33,130.50

Finding the Fourth Proportional to 83,062.55, 124,517.07 and 33,130.50

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Solution

The fourth proportional to 83,062.55, 124,517.07 and 33,130.50 is: 49,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,062.55 : 124,517.07 = 33,130.50 : x
  2. Step 2: Convert to fraction form
    83,062.55/124,517.07 = 33,130.50/x
  3. Step 3: Cross multiply
    83,062.55x = 124,517.07 × 33,130.50
  4. Step 4: Simplify right side
    83,062.55x = 4,125,312,787.64
  5. Step 5: Solve for x
    x = 4,125,312,787.64/83,062.55
  6. Step 6: Final answer
    x = 49,665.14

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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.