Home / 144,932.60-217,053.30-70,974.20

Finding the Fourth Proportional to 144,932.60, 217,053.30 and 70,974.20

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Solution

The fourth proportional to 144,932.60, 217,053.30 and 70,974.20 is: 106,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,932.60 : 217,053.30 = 70,974.20 : x
  2. Step 2: Convert to fraction form
    144,932.60/217,053.30 = 70,974.20/x
  3. Step 3: Cross multiply
    144,932.60x = 217,053.30 × 70,974.20
  4. Step 4: Simplify right side
    144,932.60x = 15,405,184,324.86
  5. Step 5: Solve for x
    x = 15,405,184,324.86/144,932.60
  6. Step 6: Final answer
    x = 106,292.06

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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.