Home / 238,006.35-356,760.45-80,180.28

Finding the Fourth Proportional to 238,006.35, 356,760.45 and 80,180.28

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Solution

The fourth proportional to 238,006.35, 356,760.45 and 80,180.28 is: 120,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,006.35 : 356,760.45 = 80,180.28 : x
  2. Step 2: Convert to fraction form
    238,006.35/356,760.45 = 80,180.28/x
  3. Step 3: Cross multiply
    238,006.35x = 356,760.45 × 80,180.28
  4. Step 4: Simplify right side
    238,006.35x = 28,605,152,773.93
  5. Step 5: Solve for x
    x = 28,605,152,773.93/238,006.35
  6. Step 6: Final answer
    x = 120,186.51

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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.