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Finding the Fourth Proportional to 88,746, 122,469.69 and 48,459.84

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Solution

The fourth proportional to 88,746, 122,469.69 and 48,459.84 is: 66,874.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,746 : 122,469.69 = 48,459.84 : x
  2. Step 2: Convert to fraction form
    88,746/122,469.69 = 48,459.84/x
  3. Step 3: Cross multiply
    88,746x = 122,469.69 × 48,459.84
  4. Step 4: Simplify right side
    88,746x = 5,934,861,582.25
  5. Step 5: Solve for x
    x = 5,934,861,582.25/88,746
  6. Step 6: Final answer
    x = 66,874.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.