Home / 72,566.50-108,849.76-25,819.52

Finding the Fourth Proportional to 72,566.50, 108,849.76 and 25,819.52

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Solution

The fourth proportional to 72,566.50, 108,849.76 and 25,819.52 is: 38,729.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,566.50 : 108,849.76 = 25,819.52 : x
  2. Step 2: Convert to fraction form
    72,566.50/108,849.76 = 25,819.52/x
  3. Step 3: Cross multiply
    72,566.50x = 108,849.76 × 25,819.52
  4. Step 4: Simplify right side
    72,566.50x = 2,810,448,555.32
  5. Step 5: Solve for x
    x = 2,810,448,555.32/72,566.50
  6. Step 6: Final answer
    x = 38,729.28

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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.