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Finding the Fourth Proportional to 61,326.32, 92,053.82 and 54,350.96

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Solution

The fourth proportional to 61,326.32, 92,053.82 and 54,350.96 is: 81,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,326.32 : 92,053.82 = 54,350.96 : x
  2. Step 2: Convert to fraction form
    61,326.32/92,053.82 = 54,350.96/x
  3. Step 3: Cross multiply
    61,326.32x = 92,053.82 × 54,350.96
  4. Step 4: Simplify right side
    61,326.32x = 5,003,213,164.28
  5. Step 5: Solve for x
    x = 5,003,213,164.28/61,326.32
  6. Step 6: Final answer
    x = 81,583.46

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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.