Home / 71,900.06-107,784.47-25,127.42

Finding the Fourth Proportional to 71,900.06, 107,784.47 and 25,127.42

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Solution

The fourth proportional to 71,900.06, 107,784.47 and 25,127.42 is: 37,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,900.06 : 107,784.47 = 25,127.42 : x
  2. Step 2: Convert to fraction form
    71,900.06/107,784.47 = 25,127.42/x
  3. Step 3: Cross multiply
    71,900.06x = 107,784.47 × 25,127.42
  4. Step 4: Simplify right side
    71,900.06x = 2,708,345,171.06
  5. Step 5: Solve for x
    x = 2,708,345,171.06/71,900.06
  6. Step 6: Final answer
    x = 37,668.19

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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.