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Finding the Fourth Proportional to 80,710.84, 111,379.29 and 44,900.08

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Solution

The fourth proportional to 80,710.84, 111,379.29 and 44,900.08 is: 61,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,710.84 : 111,379.29 = 44,900.08 : x
  2. Step 2: Convert to fraction form
    80,710.84/111,379.29 = 44,900.08/x
  3. Step 3: Cross multiply
    80,710.84x = 111,379.29 × 44,900.08
  4. Step 4: Simplify right side
    80,710.84x = 5,000,939,031.34
  5. Step 5: Solve for x
    x = 5,000,939,031.34/80,710.84
  6. Step 6: Final answer
    x = 61,961.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.