Home / 350,963.03-526,546.61-126,319.43

Finding the Fourth Proportional to 350,963.03, 526,546.61 and 126,319.43

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Solution

The fourth proportional to 350,963.03, 526,546.61 and 126,319.43 is: 189,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,963.03 : 526,546.61 = 126,319.43 : x
  2. Step 2: Convert to fraction form
    350,963.03/526,546.61 = 126,319.43/x
  3. Step 3: Cross multiply
    350,963.03x = 526,546.61 × 126,319.43
  4. Step 4: Simplify right side
    350,963.03x = 66,513,067,643.63
  5. Step 5: Solve for x
    x = 66,513,067,643.63/350,963.03
  6. Step 6: Final answer
    x = 189,515.88

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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.