Home / 240,417.27-331,771.73-132,987.21

Finding the Fourth Proportional to 240,417.27, 331,771.73 and 132,987.21

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Solution

The fourth proportional to 240,417.27, 331,771.73 and 132,987.21 is: 183,520.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,417.27 : 331,771.73 = 132,987.21 : x
  2. Step 2: Convert to fraction form
    240,417.27/331,771.73 = 132,987.21/x
  3. Step 3: Cross multiply
    240,417.27x = 331,771.73 × 132,987.21
  4. Step 4: Simplify right side
    240,417.27x = 44,121,396,729.57
  5. Step 5: Solve for x
    x = 44,121,396,729.57/240,417.27
  6. Step 6: Final answer
    x = 183,520.08

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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.