Home / 52,523.18-78,761.53-15,074.56

Finding the Fourth Proportional to 52,523.18, 78,761.53 and 15,074.56

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Solution

The fourth proportional to 52,523.18, 78,761.53 and 15,074.56 is: 22,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,523.18 : 78,761.53 = 15,074.56 : x
  2. Step 2: Convert to fraction form
    52,523.18/78,761.53 = 15,074.56/x
  3. Step 3: Cross multiply
    52,523.18x = 78,761.53 × 15,074.56
  4. Step 4: Simplify right side
    52,523.18x = 1,187,295,409.68
  5. Step 5: Solve for x
    x = 1,187,295,409.68/52,523.18
  6. Step 6: Final answer
    x = 22,605.17

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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.