Home / 151,717.80-227,321.55-120,006.30

Finding the Fourth Proportional to 151,717.80, 227,321.55 and 120,006.30

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Solution

The fourth proportional to 151,717.80, 227,321.55 and 120,006.30 is: 179,807.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,717.80 : 227,321.55 = 120,006.30 : x
  2. Step 2: Convert to fraction form
    151,717.80/227,321.55 = 120,006.30/x
  3. Step 3: Cross multiply
    151,717.80x = 227,321.55 × 120,006.30
  4. Step 4: Simplify right side
    151,717.80x = 27,280,018,125.77
  5. Step 5: Solve for x
    x = 27,280,018,125.77/151,717.80
  6. Step 6: Final answer
    x = 179,807.63

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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.