Home / 69,712.56-96,203.76-37,881.36

Finding the Fourth Proportional to 69,712.56, 96,203.76 and 37,881.36

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Solution

The fourth proportional to 69,712.56, 96,203.76 and 37,881.36 is: 52,276.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,712.56 : 96,203.76 = 37,881.36 : x
  2. Step 2: Convert to fraction form
    69,712.56/96,203.76 = 37,881.36/x
  3. Step 3: Cross multiply
    69,712.56x = 96,203.76 × 37,881.36
  4. Step 4: Simplify right side
    69,712.56x = 3,644,329,265.91
  5. Step 5: Solve for x
    x = 3,644,329,265.91/69,712.56
  6. Step 6: Final answer
    x = 52,276.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.