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Finding the Fourth Proportional to 146,748.60, 220,110.10 and 48,252.60

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Solution

The fourth proportional to 146,748.60, 220,110.10 and 48,252.60 is: 72,374.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,748.60 : 220,110.10 = 48,252.60 : x
  2. Step 2: Convert to fraction form
    146,748.60/220,110.10 = 48,252.60/x
  3. Step 3: Cross multiply
    146,748.60x = 220,110.10 × 48,252.60
  4. Step 4: Simplify right side
    146,748.60x = 10,620,884,611.26
  5. Step 5: Solve for x
    x = 10,620,884,611.26/146,748.60
  6. Step 6: Final answer
    x = 72,374.69

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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.