Home / 179,862.80-269,584.08-135,346.40

Finding the Fourth Proportional to 179,862.80, 269,584.08 and 135,346.40

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Solution

The fourth proportional to 179,862.80, 269,584.08 and 135,346.40 is: 202,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,862.80 : 269,584.08 = 135,346.40 : x
  2. Step 2: Convert to fraction form
    179,862.80/269,584.08 = 135,346.40/x
  3. Step 3: Cross multiply
    179,862.80x = 269,584.08 × 135,346.40
  4. Step 4: Simplify right side
    179,862.80x = 36,487,234,725.31
  5. Step 5: Solve for x
    x = 36,487,234,725.31/179,862.80
  6. Step 6: Final answer
    x = 202,861.49

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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.