Home / 240,540.57-331,940.97-133,104.20

Finding the Fourth Proportional to 240,540.57, 331,940.97 and 133,104.20

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Solution

The fourth proportional to 240,540.57, 331,940.97 and 133,104.20 is: 183,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,540.57 : 331,940.97 = 133,104.20 : x
  2. Step 2: Convert to fraction form
    240,540.57/331,940.97 = 133,104.20/x
  3. Step 3: Cross multiply
    240,540.57x = 331,940.97 × 133,104.20
  4. Step 4: Simplify right side
    240,540.57x = 44,182,735,599.37
  5. Step 5: Solve for x
    x = 44,182,735,599.37/240,540.57
  6. Step 6: Final answer
    x = 183,681.01

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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.