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Finding the Fourth Proportional to 148,034.40, 222,051.60 and 54,576.60

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Solution

The fourth proportional to 148,034.40, 222,051.60 and 54,576.60 is: 81,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,034.40 : 222,051.60 = 54,576.60 : x
  2. Step 2: Convert to fraction form
    148,034.40/222,051.60 = 54,576.60/x
  3. Step 3: Cross multiply
    148,034.40x = 222,051.60 × 54,576.60
  4. Step 4: Simplify right side
    148,034.40x = 12,118,821,352.56
  5. Step 5: Solve for x
    x = 12,118,821,352.56/148,034.40
  6. Step 6: Final answer
    x = 81,864.90

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1.5x scale

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.