Home / 252,112.80-347,932.08-144,717.60

Finding the Fourth Proportional to 252,112.80, 347,932.08 and 144,717.60

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Solution

The fourth proportional to 252,112.80, 347,932.08 and 144,717.60 is: 199,719.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,112.80 : 347,932.08 = 144,717.60 : x
  2. Step 2: Convert to fraction form
    252,112.80/347,932.08 = 144,717.60/x
  3. Step 3: Cross multiply
    252,112.80x = 347,932.08 × 144,717.60
  4. Step 4: Simplify right side
    252,112.80x = 50,351,895,580.61
  5. Step 5: Solve for x
    x = 50,351,895,580.61/252,112.80
  6. Step 6: Final answer
    x = 199,719.71

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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.