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Finding the Fourth Proportional to 7,332.41, 10,118.62 and 3,975.16

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Solution

The fourth proportional to 7,332.41, 10,118.62 and 3,975.16 is: 5,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.41 : 10,118.62 = 3,975.16 : x
  2. Step 2: Convert to fraction form
    7,332.41/10,118.62 = 3,975.16/x
  3. Step 3: Cross multiply
    7,332.41x = 10,118.62 × 3,975.16
  4. Step 4: Simplify right side
    7,332.41x = 40,223,133.48
  5. Step 5: Solve for x
    x = 40,223,133.48/7,332.41
  6. Step 6: Final answer
    x = 5,485.66

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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.