Home / 176,229.80-263,999.10-105,900.20

Finding the Fourth Proportional to 176,229.80, 263,999.10 and 105,900.20

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Solution

The fourth proportional to 176,229.80, 263,999.10 and 105,900.20 is: 158,642.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,229.80 : 263,999.10 = 105,900.20 : x
  2. Step 2: Convert to fraction form
    176,229.80/263,999.10 = 105,900.20/x
  3. Step 3: Cross multiply
    176,229.80x = 263,999.10 × 105,900.20
  4. Step 4: Simplify right side
    176,229.80x = 27,957,557,489.82
  5. Step 5: Solve for x
    x = 27,957,557,489.82/176,229.80
  6. Step 6: Final answer
    x = 158,642.62

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1.5x scale

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.