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Finding the Fourth Proportional to 40,930.40, 61,296.96 and 23,346.92

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Solution

The fourth proportional to 40,930.40, 61,296.96 and 23,346.92 is: 34,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,930.40 : 61,296.96 = 23,346.92 : x
  2. Step 2: Convert to fraction form
    40,930.40/61,296.96 = 23,346.92/x
  3. Step 3: Cross multiply
    40,930.40x = 61,296.96 × 23,346.92
  4. Step 4: Simplify right side
    40,930.40x = 1,431,095,221.36
  5. Step 5: Solve for x
    x = 1,431,095,221.36/40,930.40
  6. Step 6: Final answer
    x = 34,964.12

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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.