Home / 83,523.84-125,285.75-38,531.89

Finding the Fourth Proportional to 83,523.84, 125,285.75 and 38,531.89

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Solution

The fourth proportional to 83,523.84, 125,285.75 and 38,531.89 is: 57,797.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,523.84 : 125,285.75 = 38,531.89 : x
  2. Step 2: Convert to fraction form
    83,523.84/125,285.75 = 38,531.89/x
  3. Step 3: Cross multiply
    83,523.84x = 125,285.75 × 38,531.89
  4. Step 4: Simplify right side
    83,523.84x = 4,827,496,737.57
  5. Step 5: Solve for x
    x = 4,827,496,737.57/83,523.84
  6. Step 6: Final answer
    x = 57,797.83

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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.