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Finding the Fourth Proportional to 18,280.53, 27,421.77 and 5,801.53

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Solution

The fourth proportional to 18,280.53, 27,421.77 and 5,801.53 is: 8,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.53 : 27,421.77 = 5,801.53 : x
  2. Step 2: Convert to fraction form
    18,280.53/27,421.77 = 5,801.53/x
  3. Step 3: Cross multiply
    18,280.53x = 27,421.77 × 5,801.53
  4. Step 4: Simplify right side
    18,280.53x = 159,088,221.31
  5. Step 5: Solve for x
    x = 159,088,221.31/18,280.53
  6. Step 6: Final answer
    x = 8,702.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.