Home / 10,178.88-15,268.61-3,253.38

Finding the Fourth Proportional to 10,178.88, 15,268.61 and 3,253.38

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Solution

The fourth proportional to 10,178.88, 15,268.61 and 3,253.38 is: 4,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.88 : 15,268.61 = 3,253.38 : x
  2. Step 2: Convert to fraction form
    10,178.88/15,268.61 = 3,253.38/x
  3. Step 3: Cross multiply
    10,178.88x = 15,268.61 × 3,253.38
  4. Step 4: Simplify right side
    10,178.88x = 49,674,590.40
  5. Step 5: Solve for x
    x = 49,674,590.40/10,178.88
  6. Step 6: Final answer
    x = 4,880.16

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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.