Home / 454,542.50-681,912.17-174,059.75

Finding the Fourth Proportional to 454,542.50, 681,912.17 and 174,059.75

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Solution

The fourth proportional to 454,542.50, 681,912.17 and 174,059.75 is: 261,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,542.50 : 681,912.17 = 174,059.75 : x
  2. Step 2: Convert to fraction form
    454,542.50/681,912.17 = 174,059.75/x
  3. Step 3: Cross multiply
    454,542.50x = 681,912.17 × 174,059.75
  4. Step 4: Simplify right side
    454,542.50x = 118,693,461,832.16
  5. Step 5: Solve for x
    x = 118,693,461,832.16/454,542.50
  6. Step 6: Final answer
    x = 261,127.31

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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.