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Finding the Fourth Proportional to 107,817.57, 161,750.16 and 32,943.57

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Solution

The fourth proportional to 107,817.57, 161,750.16 and 32,943.57 is: 49,422.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,817.57 : 161,750.16 = 32,943.57 : x
  2. Step 2: Convert to fraction form
    107,817.57/161,750.16 = 32,943.57/x
  3. Step 3: Cross multiply
    107,817.57x = 161,750.16 × 32,943.57
  4. Step 4: Simplify right side
    107,817.57x = 5,328,627,718.47
  5. Step 5: Solve for x
    x = 5,328,627,718.47/107,817.57
  6. Step 6: Final answer
    x = 49,422.63

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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.