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Finding the Fourth Proportional to 60,606.30, 90,844.65 and 27,320.70

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Solution

The fourth proportional to 60,606.30, 90,844.65 and 27,320.70 is: 40,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,606.30 : 90,844.65 = 27,320.70 : x
  2. Step 2: Convert to fraction form
    60,606.30/90,844.65 = 27,320.70/x
  3. Step 3: Cross multiply
    60,606.30x = 90,844.65 × 27,320.70
  4. Step 4: Simplify right side
    60,606.30x = 2,481,939,429.26
  5. Step 5: Solve for x
    x = 2,481,939,429.26/60,606.30
  6. Step 6: Final answer
    x = 40,951.84

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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.