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Finding the Fourth Proportional to 85,203.54, 127,812.51 and 22,877.46

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Solution

The fourth proportional to 85,203.54, 127,812.51 and 22,877.46 is: 34,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,203.54 : 127,812.51 = 22,877.46 : x
  2. Step 2: Convert to fraction form
    85,203.54/127,812.51 = 22,877.46/x
  3. Step 3: Cross multiply
    85,203.54x = 127,812.51 × 22,877.46
  4. Step 4: Simplify right side
    85,203.54x = 2,924,025,585.02
  5. Step 5: Solve for x
    x = 2,924,025,585.02/85,203.54
  6. Step 6: Final answer
    x = 34,318.12

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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.