Home / 83,758.44-125,544.06-36,318.72

Finding the Fourth Proportional to 83,758.44, 125,544.06 and 36,318.72

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Solution

The fourth proportional to 83,758.44, 125,544.06 and 36,318.72 is: 54,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,758.44 : 125,544.06 = 36,318.72 : x
  2. Step 2: Convert to fraction form
    83,758.44/125,544.06 = 36,318.72/x
  3. Step 3: Cross multiply
    83,758.44x = 125,544.06 × 36,318.72
  4. Step 4: Simplify right side
    83,758.44x = 4,559,599,562.80
  5. Step 5: Solve for x
    x = 4,559,599,562.80/83,758.44
  6. Step 6: Final answer
    x = 54,437.49

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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.