Home / 206,940.25-310,150.68-88,472.35

Finding the Fourth Proportional to 206,940.25, 310,150.68 and 88,472.35

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Solution

The fourth proportional to 206,940.25, 310,150.68 and 88,472.35 is: 132,597.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,940.25 : 310,150.68 = 88,472.35 : x
  2. Step 2: Convert to fraction form
    206,940.25/310,150.68 = 88,472.35/x
  3. Step 3: Cross multiply
    206,940.25x = 310,150.68 × 88,472.35
  4. Step 4: Simplify right side
    206,940.25x = 27,439,759,513.70
  5. Step 5: Solve for x
    x = 27,439,759,513.70/206,940.25
  6. Step 6: Final answer
    x = 132,597.50

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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.