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Finding the Fourth Proportional to 49,508.60, 74,230.10 and 27,332.60

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Solution

The fourth proportional to 49,508.60, 74,230.10 and 27,332.60 is: 40,980.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,508.60 : 74,230.10 = 27,332.60 : x
  2. Step 2: Convert to fraction form
    49,508.60/74,230.10 = 27,332.60/x
  3. Step 3: Cross multiply
    49,508.60x = 74,230.10 × 27,332.60
  4. Step 4: Simplify right side
    49,508.60x = 2,028,901,631.26
  5. Step 5: Solve for x
    x = 2,028,901,631.26/49,508.60
  6. Step 6: Final answer
    x = 40,980.79

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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.