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Finding the Fourth Proportional to 61,536.96, 92,305.44 and 19,417.17

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Solution

The fourth proportional to 61,536.96, 92,305.44 and 19,417.17 is: 29,125.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,536.96 : 92,305.44 = 19,417.17 : x
  2. Step 2: Convert to fraction form
    61,536.96/92,305.44 = 19,417.17/x
  3. Step 3: Cross multiply
    61,536.96x = 92,305.44 × 19,417.17
  4. Step 4: Simplify right side
    61,536.96x = 1,792,310,420.40
  5. Step 5: Solve for x
    x = 1,792,310,420.40/61,536.96
  6. Step 6: Final answer
    x = 29,125.76

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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.