Home / 179,972.70-269,959.05-144,980.70

Finding the Fourth Proportional to 179,972.70, 269,959.05 and 144,980.70

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Solution

The fourth proportional to 179,972.70, 269,959.05 and 144,980.70 is: 217,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,972.70 : 269,959.05 = 144,980.70 : x
  2. Step 2: Convert to fraction form
    179,972.70/269,959.05 = 144,980.70/x
  3. Step 3: Cross multiply
    179,972.70x = 269,959.05 × 144,980.70
  4. Step 4: Simplify right side
    179,972.70x = 39,138,852,040.34
  5. Step 5: Solve for x
    x = 39,138,852,040.34/179,972.70
  6. Step 6: Final answer
    x = 217,471.05

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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.