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Finding the Fourth Proportional to 252,124.75, 347,932.16 and 151,522.75

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Solution

The fourth proportional to 252,124.75, 347,932.16 and 151,522.75 is: 209,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,124.75 : 347,932.16 = 151,522.75 : x
  2. Step 2: Convert to fraction form
    252,124.75/347,932.16 = 151,522.75/x
  3. Step 3: Cross multiply
    252,124.75x = 347,932.16 × 151,522.75
  4. Step 4: Simplify right side
    252,124.75x = 52,719,637,696.64
  5. Step 5: Solve for x
    x = 52,719,637,696.64/252,124.75
  6. Step 6: Final answer
    x = 209,101.40

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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.