Home / 148,330.20-222,495.30-108,478.20

Finding the Fourth Proportional to 148,330.20, 222,495.30 and 108,478.20

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Solution

The fourth proportional to 148,330.20, 222,495.30 and 108,478.20 is: 162,717.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,330.20 : 222,495.30 = 108,478.20 : x
  2. Step 2: Convert to fraction form
    148,330.20/222,495.30 = 108,478.20/x
  3. Step 3: Cross multiply
    148,330.20x = 222,495.30 × 108,478.20
  4. Step 4: Simplify right side
    148,330.20x = 24,135,889,652.46
  5. Step 5: Solve for x
    x = 24,135,889,652.46/148,330.20
  6. Step 6: Final answer
    x = 162,717.30

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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.