Home / 99,622.20-149,433.30-95,734.20

Finding the Fourth Proportional to 99,622.20, 149,433.30 and 95,734.20

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Solution

The fourth proportional to 99,622.20, 149,433.30 and 95,734.20 is: 143,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,622.20 : 149,433.30 = 95,734.20 : x
  2. Step 2: Convert to fraction form
    99,622.20/149,433.30 = 95,734.20/x
  3. Step 3: Cross multiply
    99,622.20x = 149,433.30 × 95,734.20
  4. Step 4: Simplify right side
    99,622.20x = 14,305,877,428.86
  5. Step 5: Solve for x
    x = 14,305,877,428.86/99,622.20
  6. Step 6: Final answer
    x = 143,601.30

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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.