Home / 59,378.38-81,939.10-32,515.70

Finding the Fourth Proportional to 59,378.38, 81,939.10 and 32,515.70

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Solution

The fourth proportional to 59,378.38, 81,939.10 and 32,515.70 is: 44,869.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,378.38 : 81,939.10 = 32,515.70 : x
  2. Step 2: Convert to fraction form
    59,378.38/81,939.10 = 32,515.70/x
  3. Step 3: Cross multiply
    59,378.38x = 81,939.10 × 32,515.70
  4. Step 4: Simplify right side
    59,378.38x = 2,664,307,193.87
  5. Step 5: Solve for x
    x = 2,664,307,193.87/59,378.38
  6. Step 6: Final answer
    x = 44,869.99

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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.