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Finding the Fourth Proportional to 76,511.76, 105,569.86 and 44,666.22

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Solution

The fourth proportional to 76,511.76, 105,569.86 and 44,666.22 is: 61,629.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,511.76 : 105,569.86 = 44,666.22 : x
  2. Step 2: Convert to fraction form
    76,511.76/105,569.86 = 44,666.22/x
  3. Step 3: Cross multiply
    76,511.76x = 105,569.86 × 44,666.22
  4. Step 4: Simplify right side
    76,511.76x = 4,715,406,592.13
  5. Step 5: Solve for x
    x = 4,715,406,592.13/76,511.76
  6. Step 6: Final answer
    x = 61,629.83

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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.