Home / 252,868.64-379,489.59-119,748.65

Finding the Fourth Proportional to 252,868.64, 379,489.59 and 119,748.65

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Solution

The fourth proportional to 252,868.64, 379,489.59 and 119,748.65 is: 179,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,868.64 : 379,489.59 = 119,748.65 : x
  2. Step 2: Convert to fraction form
    252,868.64/379,489.59 = 119,748.65/x
  3. Step 3: Cross multiply
    252,868.64x = 379,489.59 × 119,748.65
  4. Step 4: Simplify right side
    252,868.64x = 45,443,364,194.11
  5. Step 5: Solve for x
    x = 45,443,364,194.11/252,868.64
  6. Step 6: Final answer
    x = 179,711.35

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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.