Home / 117,627.40-162,326.82-63,912.52

Finding the Fourth Proportional to 117,627.40, 162,326.82 and 63,912.52

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Solution

The fourth proportional to 117,627.40, 162,326.82 and 63,912.52 is: 88,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,627.40 : 162,326.82 = 63,912.52 : x
  2. Step 2: Convert to fraction form
    117,627.40/162,326.82 = 63,912.52/x
  3. Step 3: Cross multiply
    117,627.40x = 162,326.82 × 63,912.52
  4. Step 4: Simplify right side
    117,627.40x = 10,374,716,129.79
  5. Step 5: Solve for x
    x = 10,374,716,129.79/117,627.40
  6. Step 6: Final answer
    x = 88,199.83

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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.