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Finding the Fourth Proportional to 171,171, 256,693.53 and 58,819.32

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Solution

The fourth proportional to 171,171, 256,693.53 and 58,819.32 is: 88,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,171 : 256,693.53 = 58,819.32 : x
  2. Step 2: Convert to fraction form
    171,171/256,693.53 = 58,819.32/x
  3. Step 3: Cross multiply
    171,171x = 256,693.53 × 58,819.32
  4. Step 4: Simplify right side
    171,171x = 15,098,538,883.00
  5. Step 5: Solve for x
    x = 15,098,538,883.00/171,171
  6. Step 6: Final answer
    x = 88,207.34

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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.