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Finding the Fourth Proportional to 61,399.23, 92,000.49 and 55,494.33

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Solution

The fourth proportional to 61,399.23, 92,000.49 and 55,494.33 is: 83,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,399.23 : 92,000.49 = 55,494.33 : x
  2. Step 2: Convert to fraction form
    61,399.23/92,000.49 = 55,494.33/x
  3. Step 3: Cross multiply
    61,399.23x = 92,000.49 × 55,494.33
  4. Step 4: Simplify right side
    61,399.23x = 5,105,505,552.22
  5. Step 5: Solve for x
    x = 5,105,505,552.22/61,399.23
  6. Step 6: Final answer
    x = 83,152.60

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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.