Home / 117,672.24-162,388.68-63,957.25

Finding the Fourth Proportional to 117,672.24, 162,388.68 and 63,957.25

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Solution

The fourth proportional to 117,672.24, 162,388.68 and 63,957.25 is: 88,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,672.24 : 162,388.68 = 63,957.25 : x
  2. Step 2: Convert to fraction form
    117,672.24/162,388.68 = 63,957.25/x
  3. Step 3: Cross multiply
    117,672.24x = 162,388.68 × 63,957.25
  4. Step 4: Simplify right side
    117,672.24x = 10,385,932,813.40
  5. Step 5: Solve for x
    x = 10,385,932,813.40/117,672.24
  6. Step 6: Final answer
    x = 88,261.53

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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.