Home / 117,292.23-161,862.35-63,575.87

Finding the Fourth Proportional to 117,292.23, 161,862.35 and 63,575.87

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Solution

The fourth proportional to 117,292.23, 161,862.35 and 63,575.87 is: 87,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,292.23 : 161,862.35 = 63,575.87 : x
  2. Step 2: Convert to fraction form
    117,292.23/161,862.35 = 63,575.87/x
  3. Step 3: Cross multiply
    117,292.23x = 161,862.35 × 63,575.87
  4. Step 4: Simplify right side
    117,292.23x = 10,290,538,594.30
  5. Step 5: Solve for x
    x = 10,290,538,594.30/117,292.23
  6. Step 6: Final answer
    x = 87,734.19

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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.