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Finding the Fourth Proportional to 55,338.33, 82,575.88 and 49,374.21

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Solution

The fourth proportional to 55,338.33, 82,575.88 and 49,374.21 is: 73,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,338.33 : 82,575.88 = 49,374.21 : x
  2. Step 2: Convert to fraction form
    55,338.33/82,575.88 = 49,374.21/x
  3. Step 3: Cross multiply
    55,338.33x = 82,575.88 × 49,374.21
  4. Step 4: Simplify right side
    55,338.33x = 4,077,119,088.00
  5. Step 5: Solve for x
    x = 4,077,119,088.00/55,338.33
  6. Step 6: Final answer
    x = 73,676.23

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.