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Finding the Fourth Proportional to 7,501.91, 10,352.55 and 4,144.49

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Solution

The fourth proportional to 7,501.91, 10,352.55 and 4,144.49 is: 5,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.91 : 10,352.55 = 4,144.49 : x
  2. Step 2: Convert to fraction form
    7,501.91/10,352.55 = 4,144.49/x
  3. Step 3: Cross multiply
    7,501.91x = 10,352.55 × 4,144.49
  4. Step 4: Simplify right side
    7,501.91x = 42,906,019.23
  5. Step 5: Solve for x
    x = 42,906,019.23/7,501.91
  6. Step 6: Final answer
    x = 5,719.35

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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.