Home / 148,925.20-223,398.60-89,633.20

Finding the Fourth Proportional to 148,925.20, 223,398.60 and 89,633.20

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Solution

The fourth proportional to 148,925.20, 223,398.60 and 89,633.20 is: 134,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,925.20 : 223,398.60 = 89,633.20 : x
  2. Step 2: Convert to fraction form
    148,925.20/223,398.60 = 89,633.20/x
  3. Step 3: Cross multiply
    148,925.20x = 223,398.60 × 89,633.20
  4. Step 4: Simplify right side
    148,925.20x = 20,023,931,393.52
  5. Step 5: Solve for x
    x = 20,023,931,393.52/148,925.20
  6. Step 6: Final answer
    x = 134,456.30

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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.