Home / 268,984.91-371,074.56-173,522.36

Finding the Fourth Proportional to 268,984.91, 371,074.56 and 173,522.36

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Solution

The fourth proportional to 268,984.91, 371,074.56 and 173,522.36 is: 239,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,984.91 : 371,074.56 = 173,522.36 : x
  2. Step 2: Convert to fraction form
    268,984.91/371,074.56 = 173,522.36/x
  3. Step 3: Cross multiply
    268,984.91x = 371,074.56 × 173,522.36
  4. Step 4: Simplify right side
    268,984.91x = 64,389,733,387.16
  5. Step 5: Solve for x
    x = 64,389,733,387.16/268,984.91
  6. Step 6: Final answer
    x = 239,380.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.