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Finding the Fourth Proportional to 73,460.40, 110,206.80 and 23,542.80

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Solution

The fourth proportional to 73,460.40, 110,206.80 and 23,542.80 is: 35,319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,460.40 : 110,206.80 = 23,542.80 : x
  2. Step 2: Convert to fraction form
    73,460.40/110,206.80 = 23,542.80/x
  3. Step 3: Cross multiply
    73,460.40x = 110,206.80 × 23,542.80
  4. Step 4: Simplify right side
    73,460.40x = 2,594,576,651.04
  5. Step 5: Solve for x
    x = 2,594,576,651.04/73,460.40
  6. Step 6: Final answer
    x = 35,319.39

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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.