Home / 361,103.13-541,323.01-124,389.55

Finding the Fourth Proportional to 361,103.13, 541,323.01 and 124,389.55

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Solution

The fourth proportional to 361,103.13, 541,323.01 and 124,389.55 is: 186,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,103.13 : 541,323.01 = 124,389.55 : x
  2. Step 2: Convert to fraction form
    361,103.13/541,323.01 = 124,389.55/x
  3. Step 3: Cross multiply
    361,103.13x = 541,323.01 × 124,389.55
  4. Step 4: Simplify right side
    361,103.13x = 67,334,924,996.60
  5. Step 5: Solve for x
    x = 67,334,924,996.60/361,103.13
  6. Step 6: Final answer
    x = 186,470.07

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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.