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Finding the Fourth Proportional to 23,171.68, 34,750.68 and 10,020.88

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Solution

The fourth proportional to 23,171.68, 34,750.68 and 10,020.88 is: 15,028.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171.68 : 34,750.68 = 10,020.88 : x
  2. Step 2: Convert to fraction form
    23,171.68/34,750.68 = 10,020.88/x
  3. Step 3: Cross multiply
    23,171.68x = 34,750.68 × 10,020.88
  4. Step 4: Simplify right side
    23,171.68x = 348,232,394.20
  5. Step 5: Solve for x
    x = 348,232,394.20/23,171.68
  6. Step 6: Final answer
    x = 15,028.36

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1.5x scale

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.