Home / 83,538.56-125,330.98-38,573.66

Finding the Fourth Proportional to 83,538.56, 125,330.98 and 38,573.66

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Solution

The fourth proportional to 83,538.56, 125,330.98 and 38,573.66 is: 57,871.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,538.56 : 125,330.98 = 38,573.66 : x
  2. Step 2: Convert to fraction form
    83,538.56/125,330.98 = 38,573.66/x
  3. Step 3: Cross multiply
    83,538.56x = 125,330.98 × 38,573.66
  4. Step 4: Simplify right side
    83,538.56x = 4,834,474,609.99
  5. Step 5: Solve for x
    x = 4,834,474,609.99/83,538.56
  6. Step 6: Final answer
    x = 57,871.17

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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.