Home / 98,975.82-148,272.30-61,550.85

Finding the Fourth Proportional to 98,975.82, 148,272.30 and 61,550.85

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Solution

The fourth proportional to 98,975.82, 148,272.30 and 61,550.85 is: 92,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,975.82 : 148,272.30 = 61,550.85 : x
  2. Step 2: Convert to fraction form
    98,975.82/148,272.30 = 61,550.85/x
  3. Step 3: Cross multiply
    98,975.82x = 148,272.30 × 61,550.85
  4. Step 4: Simplify right side
    98,975.82x = 9,126,286,096.46
  5. Step 5: Solve for x
    x = 9,126,286,096.46/98,975.82
  6. Step 6: Final answer
    x = 92,207.23

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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.