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Finding the Fourth Proportional to 5,182.83, 7,122.83 and 4,854.78

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Solution

The fourth proportional to 5,182.83, 7,122.83 and 4,854.78 is: 6,671.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.83 : 7,122.83 = 4,854.78 : x
  2. Step 2: Convert to fraction form
    5,182.83/7,122.83 = 4,854.78/x
  3. Step 3: Cross multiply
    5,182.83x = 7,122.83 × 4,854.78
  4. Step 4: Simplify right side
    5,182.83x = 34,579,748.35
  5. Step 5: Solve for x
    x = 34,579,748.35/5,182.83
  6. Step 6: Final answer
    x = 6,671.98

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.