Home / 9,179.04-12,666.78-5,200.14

Finding the Fourth Proportional to 9,179.04, 12,666.78 and 5,200.14

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Solution

The fourth proportional to 9,179.04, 12,666.78 and 5,200.14 is: 7,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.04 : 12,666.78 = 5,200.14 : x
  2. Step 2: Convert to fraction form
    9,179.04/12,666.78 = 5,200.14/x
  3. Step 3: Cross multiply
    9,179.04x = 12,666.78 × 5,200.14
  4. Step 4: Simplify right side
    9,179.04x = 65,869,029.35
  5. Step 5: Solve for x
    x = 65,869,029.35/9,179.04
  6. Step 6: Final answer
    x = 7,176.03

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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.