Home / 240,013.80-331,217.10-132,590.79

Finding the Fourth Proportional to 240,013.80, 331,217.10 and 132,590.79

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Solution

The fourth proportional to 240,013.80, 331,217.10 and 132,590.79 is: 182,974.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,013.80 : 331,217.10 = 132,590.79 : x
  2. Step 2: Convert to fraction form
    240,013.80/331,217.10 = 132,590.79/x
  3. Step 3: Cross multiply
    240,013.80x = 331,217.10 × 132,590.79
  4. Step 4: Simplify right side
    240,013.80x = 43,916,336,950.51
  5. Step 5: Solve for x
    x = 43,916,336,950.51/240,013.80
  6. Step 6: Final answer
    x = 182,974.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.