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Finding the Fourth Proportional to 5,167.26, 7,130.16 and 2,929.14

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Solution

The fourth proportional to 5,167.26, 7,130.16 and 2,929.14 is: 4,041.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.26 : 7,130.16 = 2,929.14 : x
  2. Step 2: Convert to fraction form
    5,167.26/7,130.16 = 2,929.14/x
  3. Step 3: Cross multiply
    5,167.26x = 7,130.16 × 2,929.14
  4. Step 4: Simplify right side
    5,167.26x = 20,885,236.86
  5. Step 5: Solve for x
    x = 20,885,236.86/5,167.26
  6. Step 6: Final answer
    x = 4,041.84

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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.