Home / 10,168.54-15,253.35-3,242.50

Finding the Fourth Proportional to 10,168.54, 15,253.35 and 3,242.50

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Solution

The fourth proportional to 10,168.54, 15,253.35 and 3,242.50 is: 4,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.54 : 15,253.35 = 3,242.50 : x
  2. Step 2: Convert to fraction form
    10,168.54/15,253.35 = 3,242.50/x
  3. Step 3: Cross multiply
    10,168.54x = 15,253.35 × 3,242.50
  4. Step 4: Simplify right side
    10,168.54x = 49,458,987.38
  5. Step 5: Solve for x
    x = 49,458,987.38/10,168.54
  6. Step 6: Final answer
    x = 4,863.92

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Why These Related Problems?

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