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Finding the Fourth Proportional to 61,794.04, 92,707.80 and 20,241.04

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Solution

The fourth proportional to 61,794.04, 92,707.80 and 20,241.04 is: 30,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,794.04 : 92,707.80 = 20,241.04 : x
  2. Step 2: Convert to fraction form
    61,794.04/92,707.80 = 20,241.04/x
  3. Step 3: Cross multiply
    61,794.04x = 92,707.80 × 20,241.04
  4. Step 4: Simplify right side
    61,794.04x = 1,876,502,288.11
  5. Step 5: Solve for x
    x = 1,876,502,288.11/61,794.04
  6. Step 6: Final answer
    x = 30,367.04

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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.