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Finding the Fourth Proportional to 61,712.83, 92,583.11 and 19,594.29

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Solution

The fourth proportional to 61,712.83, 92,583.11 and 19,594.29 is: 29,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,712.83 : 92,583.11 = 19,594.29 : x
  2. Step 2: Convert to fraction form
    61,712.83/92,583.11 = 19,594.29/x
  3. Step 3: Cross multiply
    61,712.83x = 92,583.11 × 19,594.29
  4. Step 4: Simplify right side
    61,712.83x = 1,814,100,014.10
  5. Step 5: Solve for x
    x = 1,814,100,014.10/61,712.83
  6. Step 6: Final answer
    x = 29,395.83

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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.