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Finding the Fourth Proportional to 32,403.84, 48,610.64 and 10,214.88

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Solution

The fourth proportional to 32,403.84, 48,610.64 and 10,214.88 is: 15,323.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,403.84 : 48,610.64 = 10,214.88 : x
  2. Step 2: Convert to fraction form
    32,403.84/48,610.64 = 10,214.88/x
  3. Step 3: Cross multiply
    32,403.84x = 48,610.64 × 10,214.88
  4. Step 4: Simplify right side
    32,403.84x = 496,551,854.32
  5. Step 5: Solve for x
    x = 496,551,854.32/32,403.84
  6. Step 6: Final answer
    x = 15,323.86

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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.