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Finding the Fourth Proportional to 65,221.60, 97,832.40 and 34,066.40

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Solution

The fourth proportional to 65,221.60, 97,832.40 and 34,066.40 is: 51,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,221.60 : 97,832.40 = 34,066.40 : x
  2. Step 2: Convert to fraction form
    65,221.60/97,832.40 = 34,066.40/x
  3. Step 3: Cross multiply
    65,221.60x = 97,832.40 × 34,066.40
  4. Step 4: Simplify right side
    65,221.60x = 3,332,797,671.36
  5. Step 5: Solve for x
    x = 3,332,797,671.36/65,221.60
  6. Step 6: Final answer
    x = 51,099.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.