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Finding the Fourth Proportional to 61,410.80, 92,116.16 and 27,637.34

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Solution

The fourth proportional to 61,410.80, 92,116.16 and 27,637.34 is: 41,455.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,410.80 : 92,116.16 = 27,637.34 : x
  2. Step 2: Convert to fraction form
    61,410.80/92,116.16 = 27,637.34/x
  3. Step 3: Cross multiply
    61,410.80x = 92,116.16 × 27,637.34
  4. Step 4: Simplify right side
    61,410.80x = 2,545,845,633.41
  5. Step 5: Solve for x
    x = 2,545,845,633.41/61,410.80
  6. Step 6: Final answer
    x = 41,455.99

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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.