Home / 71,816.80-107,657.04-25,057.12

Finding the Fourth Proportional to 71,816.80, 107,657.04 and 25,057.12

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Solution

The fourth proportional to 71,816.80, 107,657.04 and 25,057.12 is: 37,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,816.80 : 107,657.04 = 25,057.12 : x
  2. Step 2: Convert to fraction form
    71,816.80/107,657.04 = 25,057.12/x
  3. Step 3: Cross multiply
    71,816.80x = 107,657.04 × 25,057.12
  4. Step 4: Simplify right side
    71,816.80x = 2,697,575,370.12
  5. Step 5: Solve for x
    x = 2,697,575,370.12/71,816.80
  6. Step 6: Final answer
    x = 37,561.90

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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.