Home / 99,016.38-148,563.45-43,573.50

Finding the Fourth Proportional to 99,016.38, 148,563.45 and 43,573.50

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Solution

The fourth proportional to 99,016.38, 148,563.45 and 43,573.50 is: 65,377.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,016.38 : 148,563.45 = 43,573.50 : x
  2. Step 2: Convert to fraction form
    99,016.38/148,563.45 = 43,573.50/x
  3. Step 3: Cross multiply
    99,016.38x = 148,563.45 × 43,573.50
  4. Step 4: Simplify right side
    99,016.38x = 6,473,429,488.58
  5. Step 5: Solve for x
    x = 6,473,429,488.58/99,016.38
  6. Step 6: Final answer
    x = 65,377.36

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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.