Home / 99,734.58-149,524.04-49,789.62

Finding the Fourth Proportional to 99,734.58, 149,524.04 and 49,789.62

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Solution

The fourth proportional to 99,734.58, 149,524.04 and 49,789.62 is: 74,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,734.58 : 149,524.04 = 49,789.62 : x
  2. Step 2: Convert to fraction form
    99,734.58/149,524.04 = 49,789.62/x
  3. Step 3: Cross multiply
    99,734.58x = 149,524.04 × 49,789.62
  4. Step 4: Simplify right side
    99,734.58x = 7,444,745,132.46
  5. Step 5: Solve for x
    x = 7,444,745,132.46/99,734.58
  6. Step 6: Final answer
    x = 74,645.58

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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.