Home / 117,634.56-162,337.26-63,920.52

Finding the Fourth Proportional to 117,634.56, 162,337.26 and 63,920.52

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Solution

The fourth proportional to 117,634.56, 162,337.26 and 63,920.52 is: 88,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,634.56 : 162,337.26 = 63,920.52 : x
  2. Step 2: Convert to fraction form
    117,634.56/162,337.26 = 63,920.52/x
  3. Step 3: Cross multiply
    117,634.56x = 162,337.26 × 63,920.52
  4. Step 4: Simplify right side
    117,634.56x = 10,376,682,074.58
  5. Step 5: Solve for x
    x = 10,376,682,074.58/117,634.56
  6. Step 6: Final answer
    x = 88,211.17

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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.