Home / 117,695.77-162,418.25-63,982.14

Finding the Fourth Proportional to 117,695.77, 162,418.25 and 63,982.14

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Solution

The fourth proportional to 117,695.77, 162,418.25 and 63,982.14 is: 88,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,695.77 : 162,418.25 = 63,982.14 : x
  2. Step 2: Convert to fraction form
    117,695.77/162,418.25 = 63,982.14/x
  3. Step 3: Cross multiply
    117,695.77x = 162,418.25 × 63,982.14
  4. Step 4: Simplify right side
    117,695.77x = 10,391,867,210.06
  5. Step 5: Solve for x
    x = 10,391,867,210.06/117,695.77
  6. Step 6: Final answer
    x = 88,294.31

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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.