Home / 237,669.54-327,993-135,711.60

Finding the Fourth Proportional to 237,669.54, 327,993 and 135,711.60

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Solution

The fourth proportional to 237,669.54, 327,993 and 135,711.60 is: 187,287.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,669.54 : 327,993 = 135,711.60 : x
  2. Step 2: Convert to fraction form
    237,669.54/327,993 = 135,711.60/x
  3. Step 3: Cross multiply
    237,669.54x = 327,993 × 135,711.60
  4. Step 4: Simplify right side
    237,669.54x = 44,512,454,818.80
  5. Step 5: Solve for x
    x = 44,512,454,818.80/237,669.54
  6. Step 6: Final answer
    x = 187,287.17

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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.