Home / 136,112.10-204,168.15-94,121.70

Finding the Fourth Proportional to 136,112.10, 204,168.15 and 94,121.70

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Solution

The fourth proportional to 136,112.10, 204,168.15 and 94,121.70 is: 141,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,112.10 : 204,168.15 = 94,121.70 : x
  2. Step 2: Convert to fraction form
    136,112.10/204,168.15 = 94,121.70/x
  3. Step 3: Cross multiply
    136,112.10x = 204,168.15 × 94,121.70
  4. Step 4: Simplify right side
    136,112.10x = 19,216,653,363.86
  5. Step 5: Solve for x
    x = 19,216,653,363.86/136,112.10
  6. Step 6: Final answer
    x = 141,182.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.