Home / 148,032.60-222,486.30-145,408.20

Finding the Fourth Proportional to 148,032.60, 222,486.30 and 145,408.20

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Solution

The fourth proportional to 148,032.60, 222,486.30 and 145,408.20 is: 218,541.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,032.60 : 222,486.30 = 145,408.20 : x
  2. Step 2: Convert to fraction form
    148,032.60/222,486.30 = 145,408.20/x
  3. Step 3: Cross multiply
    148,032.60x = 222,486.30 × 145,408.20
  4. Step 4: Simplify right side
    148,032.60x = 32,351,332,407.66
  5. Step 5: Solve for x
    x = 32,351,332,407.66/148,032.60
  6. Step 6: Final answer
    x = 218,541.95

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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.