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Finding the Fourth Proportional to 61,980.35, 92,982.49 and 26,441.06

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Solution

The fourth proportional to 61,980.35, 92,982.49 and 26,441.06 is: 39,666.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,980.35 : 92,982.49 = 26,441.06 : x
  2. Step 2: Convert to fraction form
    61,980.35/92,982.49 = 26,441.06/x
  3. Step 3: Cross multiply
    61,980.35x = 92,982.49 × 26,441.06
  4. Step 4: Simplify right side
    61,980.35x = 2,458,555,066.02
  5. Step 5: Solve for x
    x = 2,458,555,066.02/61,980.35
  6. Step 6: Final answer
    x = 39,666.69

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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.