Home / 174,731.20-261,712.62-144,401.70

Finding the Fourth Proportional to 174,731.20, 261,712.62 and 144,401.70

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Solution

The fourth proportional to 174,731.20, 261,712.62 and 144,401.70 is: 216,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,731.20 : 261,712.62 = 144,401.70 : x
  2. Step 2: Convert to fraction form
    174,731.20/261,712.62 = 144,401.70/x
  3. Step 3: Cross multiply
    174,731.20x = 261,712.62 × 144,401.70
  4. Step 4: Simplify right side
    174,731.20x = 37,791,747,239.45
  5. Step 5: Solve for x
    x = 37,791,747,239.45/174,731.20
  6. Step 6: Final answer
    x = 216,285.06

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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.