Home / 52,149.98-78,220.88-14,708.54

Finding the Fourth Proportional to 52,149.98, 78,220.88 and 14,708.54

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Solution

The fourth proportional to 52,149.98, 78,220.88 and 14,708.54 is: 22,061.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,149.98 : 78,220.88 = 14,708.54 : x
  2. Step 2: Convert to fraction form
    52,149.98/78,220.88 = 14,708.54/x
  3. Step 3: Cross multiply
    52,149.98x = 78,220.88 × 14,708.54
  4. Step 4: Simplify right side
    52,149.98x = 1,150,514,942.32
  5. Step 5: Solve for x
    x = 1,150,514,942.32/52,149.98
  6. Step 6: Final answer
    x = 22,061.66

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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.