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Finding the Fourth Proportional to 58,377.16, 80,561.10 and 33,226.84

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Solution

The fourth proportional to 58,377.16, 80,561.10 and 33,226.84 is: 45,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,377.16 : 80,561.10 = 33,226.84 : x
  2. Step 2: Convert to fraction form
    58,377.16/80,561.10 = 33,226.84/x
  3. Step 3: Cross multiply
    58,377.16x = 80,561.10 × 33,226.84
  4. Step 4: Simplify right side
    58,377.16x = 2,676,790,779.92
  5. Step 5: Solve for x
    x = 2,676,790,779.92/58,377.16
  6. Step 6: Final answer
    x = 45,853.39

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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.