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Finding the Fourth Proportional to 10,335.58, 15,499.38 and 3,313.68

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Solution

The fourth proportional to 10,335.58, 15,499.38 and 3,313.68 is: 4,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335.58 : 15,499.38 = 3,313.68 : x
  2. Step 2: Convert to fraction form
    10,335.58/15,499.38 = 3,313.68/x
  3. Step 3: Cross multiply
    10,335.58x = 15,499.38 × 3,313.68
  4. Step 4: Simplify right side
    10,335.58x = 51,359,985.52
  5. Step 5: Solve for x
    x = 51,359,985.52/10,335.58
  6. Step 6: Final answer
    x = 4,969.24

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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.