Home / 149,822.60-224,733.90-136,992.20

Finding the Fourth Proportional to 149,822.60, 224,733.90 and 136,992.20

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Solution

The fourth proportional to 149,822.60, 224,733.90 and 136,992.20 is: 205,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,822.60 : 224,733.90 = 136,992.20 : x
  2. Step 2: Convert to fraction form
    149,822.60/224,733.90 = 136,992.20/x
  3. Step 3: Cross multiply
    149,822.60x = 224,733.90 × 136,992.20
  4. Step 4: Simplify right side
    149,822.60x = 30,786,791,375.58
  5. Step 5: Solve for x
    x = 30,786,791,375.58/149,822.60
  6. Step 6: Final answer
    x = 205,488.30

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1.5x scale

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.