Home / 361,255.47-541,862.37-108,530.55

Finding the Fourth Proportional to 361,255.47, 541,862.37 and 108,530.55

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Solution

The fourth proportional to 361,255.47, 541,862.37 and 108,530.55 is: 162,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,255.47 : 541,862.37 = 108,530.55 : x
  2. Step 2: Convert to fraction form
    361,255.47/541,862.37 = 108,530.55/x
  3. Step 3: Cross multiply
    361,255.47x = 541,862.37 × 108,530.55
  4. Step 4: Simplify right side
    361,255.47x = 58,808,621,040.40
  5. Step 5: Solve for x
    x = 58,808,621,040.40/361,255.47
  6. Step 6: Final answer
    x = 162,789.57

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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.