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Finding the Fourth Proportional to 227,592.02, 314,076.75 and 126,990.02

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Solution

The fourth proportional to 227,592.02, 314,076.75 and 126,990.02 is: 175,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,592.02 : 314,076.75 = 126,990.02 : x
  2. Step 2: Convert to fraction form
    227,592.02/314,076.75 = 126,990.02/x
  3. Step 3: Cross multiply
    227,592.02x = 314,076.75 × 126,990.02
  4. Step 4: Simplify right side
    227,592.02x = 39,884,612,764.04
  5. Step 5: Solve for x
    x = 39,884,612,764.04/227,592.02
  6. Step 6: Final answer
    x = 175,246.10

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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.