Home / 240,020.21-331,225.40-132,583.23

Finding the Fourth Proportional to 240,020.21, 331,225.40 and 132,583.23

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Solution

The fourth proportional to 240,020.21, 331,225.40 and 132,583.23 is: 182,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,020.21 : 331,225.40 = 132,583.23 : x
  2. Step 2: Convert to fraction form
    240,020.21/331,225.40 = 132,583.23/x
  3. Step 3: Cross multiply
    240,020.21x = 331,225.40 × 132,583.23
  4. Step 4: Simplify right side
    240,020.21x = 43,914,933,721.50
  5. Step 5: Solve for x
    x = 43,914,933,721.50/240,020.21
  6. Step 6: Final answer
    x = 182,963.48

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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.