Home / 99,304.92-137,041.62-53,982.96

Finding the Fourth Proportional to 99,304.92, 137,041.62 and 53,982.96

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Solution

The fourth proportional to 99,304.92, 137,041.62 and 53,982.96 is: 74,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,304.92 : 137,041.62 = 53,982.96 : x
  2. Step 2: Convert to fraction form
    99,304.92/137,041.62 = 53,982.96/x
  3. Step 3: Cross multiply
    99,304.92x = 137,041.62 × 53,982.96
  4. Step 4: Simplify right side
    99,304.92x = 7,397,912,290.80
  5. Step 5: Solve for x
    x = 7,397,912,290.80/99,304.92
  6. Step 6: Final answer
    x = 74,496.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.