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Finding the Fourth Proportional to 97,260.60, 145,890.90 and 50,604.60

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Solution

The fourth proportional to 97,260.60, 145,890.90 and 50,604.60 is: 75,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,260.60 : 145,890.90 = 50,604.60 : x
  2. Step 2: Convert to fraction form
    97,260.60/145,890.90 = 50,604.60/x
  3. Step 3: Cross multiply
    97,260.60x = 145,890.90 × 50,604.60
  4. Step 4: Simplify right side
    97,260.60x = 7,382,750,638.14
  5. Step 5: Solve for x
    x = 7,382,750,638.14/97,260.60
  6. Step 6: Final answer
    x = 75,906.90

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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.