Home / 71,001.52-106,557.36-26,668.60

Finding the Fourth Proportional to 71,001.52, 106,557.36 and 26,668.60

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Solution

The fourth proportional to 71,001.52, 106,557.36 and 26,668.60 is: 40,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,001.52 : 106,557.36 = 26,668.60 : x
  2. Step 2: Convert to fraction form
    71,001.52/106,557.36 = 26,668.60/x
  3. Step 3: Cross multiply
    71,001.52x = 106,557.36 × 26,668.60
  4. Step 4: Simplify right side
    71,001.52x = 2,841,735,610.90
  5. Step 5: Solve for x
    x = 2,841,735,610.90/71,001.52
  6. Step 6: Final answer
    x = 40,023.59

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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.