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Finding the Fourth Proportional to 61,381.00, 84,704.96 and 34,523.51

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Solution

The fourth proportional to 61,381.00, 84,704.96 and 34,523.51 is: 47,641.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,381.00 : 84,704.96 = 34,523.51 : x
  2. Step 2: Convert to fraction form
    61,381.00/84,704.96 = 34,523.51/x
  3. Step 3: Cross multiply
    61,381.00x = 84,704.96 × 34,523.51
  4. Step 4: Simplify right side
    61,381.00x = 2,924,311,937.47
  5. Step 5: Solve for x
    x = 2,924,311,937.47/61,381.00
  6. Step 6: Final answer
    x = 47,641.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.