Home / 454,561.20-681,837.29-174,078.45

Finding the Fourth Proportional to 454,561.20, 681,837.29 and 174,078.45

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Solution

The fourth proportional to 454,561.20, 681,837.29 and 174,078.45 is: 261,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,561.20 : 681,837.29 = 174,078.45 : x
  2. Step 2: Convert to fraction form
    454,561.20/681,837.29 = 174,078.45/x
  3. Step 3: Cross multiply
    454,561.20x = 681,837.29 × 174,078.45
  4. Step 4: Simplify right side
    454,561.20x = 118,693,177,725.01
  5. Step 5: Solve for x
    x = 118,693,177,725.01/454,561.20
  6. Step 6: Final answer
    x = 261,115.95

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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.