Home / 99,734.01-149,551.20-33,150.81

Finding the Fourth Proportional to 99,734.01, 149,551.20 and 33,150.81

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Solution

The fourth proportional to 99,734.01, 149,551.20 and 33,150.81 is: 49,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,734.01 : 149,551.20 = 33,150.81 : x
  2. Step 2: Convert to fraction form
    99,734.01/149,551.20 = 33,150.81/x
  3. Step 3: Cross multiply
    99,734.01x = 149,551.20 × 33,150.81
  4. Step 4: Simplify right side
    99,734.01x = 4,957,743,416.47
  5. Step 5: Solve for x
    x = 4,957,743,416.47/99,734.01
  6. Step 6: Final answer
    x = 49,709.66

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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.