Home / 179,917.20-269,875.80-166,795.20

Finding the Fourth Proportional to 179,917.20, 269,875.80 and 166,795.20

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Solution

The fourth proportional to 179,917.20, 269,875.80 and 166,795.20 is: 250,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,917.20 : 269,875.80 = 166,795.20 : x
  2. Step 2: Convert to fraction form
    179,917.20/269,875.80 = 166,795.20/x
  3. Step 3: Cross multiply
    179,917.20x = 269,875.80 × 166,795.20
  4. Step 4: Simplify right side
    179,917.20x = 45,013,988,036.16
  5. Step 5: Solve for x
    x = 45,013,988,036.16/179,917.20
  6. Step 6: Final answer
    x = 250,192.80

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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.