Home / 99,512.43-149,267.73-40,334.04

Finding the Fourth Proportional to 99,512.43, 149,267.73 and 40,334.04

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Solution

The fourth proportional to 99,512.43, 149,267.73 and 40,334.04 is: 60,500.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,512.43 : 149,267.73 = 40,334.04 : x
  2. Step 2: Convert to fraction form
    99,512.43/149,267.73 = 40,334.04/x
  3. Step 3: Cross multiply
    99,512.43x = 149,267.73 × 40,334.04
  4. Step 4: Simplify right side
    99,512.43x = 6,020,570,592.53
  5. Step 5: Solve for x
    x = 6,020,570,592.53/99,512.43
  6. Step 6: Final answer
    x = 60,500.69

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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.