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Finding the Fourth Proportional to 65,096.51, 89,832.36 and 38,241.46

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Solution

The fourth proportional to 65,096.51, 89,832.36 and 38,241.46 is: 52,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,096.51 : 89,832.36 = 38,241.46 : x
  2. Step 2: Convert to fraction form
    65,096.51/89,832.36 = 38,241.46/x
  3. Step 3: Cross multiply
    65,096.51x = 89,832.36 × 38,241.46
  4. Step 4: Simplify right side
    65,096.51x = 3,435,320,377.06
  5. Step 5: Solve for x
    x = 3,435,320,377.06/65,096.51
  6. Step 6: Final answer
    x = 52,772.73

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1.5x scale

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.