Home / 69,531.77-95,959.78-39,322.46

Finding the Fourth Proportional to 69,531.77, 95,959.78 and 39,322.46

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Solution

The fourth proportional to 69,531.77, 95,959.78 and 39,322.46 is: 54,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,531.77 : 95,959.78 = 39,322.46 : x
  2. Step 2: Convert to fraction form
    69,531.77/95,959.78 = 39,322.46/x
  3. Step 3: Cross multiply
    69,531.77x = 95,959.78 × 39,322.46
  4. Step 4: Simplify right side
    69,531.77x = 3,773,374,752.25
  5. Step 5: Solve for x
    x = 3,773,374,752.25/69,531.77
  6. Step 6: Final answer
    x = 54,268.35

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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.