Home / 51,901.57-71,624.33-30,102.08

Finding the Fourth Proportional to 51,901.57, 71,624.33 and 30,102.08

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Solution

The fourth proportional to 51,901.57, 71,624.33 and 30,102.08 is: 41,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,901.57 : 71,624.33 = 30,102.08 : x
  2. Step 2: Convert to fraction form
    51,901.57/71,624.33 = 30,102.08/x
  3. Step 3: Cross multiply
    51,901.57x = 71,624.33 × 30,102.08
  4. Step 4: Simplify right side
    51,901.57x = 2,156,041,311.61
  5. Step 5: Solve for x
    x = 2,156,041,311.61/51,901.57
  6. Step 6: Final answer
    x = 41,540.97

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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.