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Finding the Fourth Proportional to 10,281.27, 14,216.12 and 10,114.54

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Solution

The fourth proportional to 10,281.27, 14,216.12 and 10,114.54 is: 13,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.27 : 14,216.12 = 10,114.54 : x
  2. Step 2: Convert to fraction form
    10,281.27/14,216.12 = 10,114.54/x
  3. Step 3: Cross multiply
    10,281.27x = 14,216.12 × 10,114.54
  4. Step 4: Simplify right side
    10,281.27x = 143,789,463.81
  5. Step 5: Solve for x
    x = 143,789,463.81/10,281.27
  6. Step 6: Final answer
    x = 13,985.58

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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.