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Finding the Fourth Proportional to 15,596.59, 21,523.35 and 8,523.02

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Solution

The fourth proportional to 15,596.59, 21,523.35 and 8,523.02 is: 11,761.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,596.59 : 21,523.35 = 8,523.02 : x
  2. Step 2: Convert to fraction form
    15,596.59/21,523.35 = 8,523.02/x
  3. Step 3: Cross multiply
    15,596.59x = 21,523.35 × 8,523.02
  4. Step 4: Simplify right side
    15,596.59x = 183,443,866.86
  5. Step 5: Solve for x
    x = 183,443,866.86/15,596.59
  6. Step 6: Final answer
    x = 11,761.79

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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.