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Finding the Fourth Proportional to 8,464.50, 11,681.01 and 5,152.50

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Solution

The fourth proportional to 8,464.50, 11,681.01 and 5,152.50 is: 7,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.50 : 11,681.01 = 5,152.50 : x
  2. Step 2: Convert to fraction form
    8,464.50/11,681.01 = 5,152.50/x
  3. Step 3: Cross multiply
    8,464.50x = 11,681.01 × 5,152.50
  4. Step 4: Simplify right side
    8,464.50x = 60,186,404.03
  5. Step 5: Solve for x
    x = 60,186,404.03/8,464.50
  6. Step 6: Final answer
    x = 7,110.45

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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.