Home / 171,734.32-236,948.52-99,119.44

Finding the Fourth Proportional to 171,734.32, 236,948.52 and 99,119.44

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Solution

The fourth proportional to 171,734.32, 236,948.52 and 99,119.44 is: 136,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,734.32 : 236,948.52 = 99,119.44 : x
  2. Step 2: Convert to fraction form
    171,734.32/236,948.52 = 99,119.44/x
  3. Step 3: Cross multiply
    171,734.32x = 236,948.52 × 99,119.44
  4. Step 4: Simplify right side
    171,734.32x = 23,486,204,611.23
  5. Step 5: Solve for x
    x = 23,486,204,611.23/171,734.32
  6. Step 6: Final answer
    x = 136,758.95

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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.