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Finding the Fourth Proportional to 148,419.60, 222,629.40 and 59,627.40

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Solution

The fourth proportional to 148,419.60, 222,629.40 and 59,627.40 is: 89,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,419.60 : 222,629.40 = 59,627.40 : x
  2. Step 2: Convert to fraction form
    148,419.60/222,629.40 = 59,627.40/x
  3. Step 3: Cross multiply
    148,419.60x = 222,629.40 × 59,627.40
  4. Step 4: Simplify right side
    148,419.60x = 13,274,812,285.56
  5. Step 5: Solve for x
    x = 13,274,812,285.56/148,419.60
  6. Step 6: Final answer
    x = 89,441.10

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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.