Home / 252,531.60-379,234.80-134,433.60

Finding the Fourth Proportional to 252,531.60, 379,234.80 and 134,433.60

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Solution

The fourth proportional to 252,531.60, 379,234.80 and 134,433.60 is: 201,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,531.60 : 379,234.80 = 134,433.60 : x
  2. Step 2: Convert to fraction form
    252,531.60/379,234.80 = 134,433.60/x
  3. Step 3: Cross multiply
    252,531.60x = 379,234.80 × 134,433.60
  4. Step 4: Simplify right side
    252,531.60x = 50,981,899,409.28
  5. Step 5: Solve for x
    x = 50,981,899,409.28/252,531.60
  6. Step 6: Final answer
    x = 201,883.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.