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Finding the Fourth Proportional to 34,281.20, 51,419.64 and 10,924.40

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Solution

The fourth proportional to 34,281.20, 51,419.64 and 10,924.40 is: 16,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,281.20 : 51,419.64 = 10,924.40 : x
  2. Step 2: Convert to fraction form
    34,281.20/51,419.64 = 10,924.40/x
  3. Step 3: Cross multiply
    34,281.20x = 51,419.64 × 10,924.40
  4. Step 4: Simplify right side
    34,281.20x = 561,728,715.22
  5. Step 5: Solve for x
    x = 561,728,715.22/34,281.20
  6. Step 6: Final answer
    x = 16,385.91

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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.