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Finding the Fourth Proportional to 34,186.76, 51,273.63 and 14,479.16

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Solution

The fourth proportional to 34,186.76, 51,273.63 and 14,479.16 is: 21,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,186.76 : 51,273.63 = 14,479.16 : x
  2. Step 2: Convert to fraction form
    34,186.76/51,273.63 = 14,479.16/x
  3. Step 3: Cross multiply
    34,186.76x = 51,273.63 × 14,479.16
  4. Step 4: Simplify right side
    34,186.76x = 742,399,092.55
  5. Step 5: Solve for x
    x = 742,399,092.55/34,186.76
  6. Step 6: Final answer
    x = 21,715.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.