Home / 69,712.32-96,203.88-37,881.75

Finding the Fourth Proportional to 69,712.32, 96,203.88 and 37,881.75

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Solution

The fourth proportional to 69,712.32, 96,203.88 and 37,881.75 is: 52,277.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,712.32 : 96,203.88 = 37,881.75 : x
  2. Step 2: Convert to fraction form
    69,712.32/96,203.88 = 37,881.75/x
  3. Step 3: Cross multiply
    69,712.32x = 96,203.88 × 37,881.75
  4. Step 4: Simplify right side
    69,712.32x = 3,644,371,331.19
  5. Step 5: Solve for x
    x = 3,644,371,331.19/69,712.32
  6. Step 6: Final answer
    x = 52,277.29

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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.