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Finding the Fourth Proportional to 228,022.20, 342,033.30 and 61,810.20

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Solution

The fourth proportional to 228,022.20, 342,033.30 and 61,810.20 is: 92,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,022.20 : 342,033.30 = 61,810.20 : x
  2. Step 2: Convert to fraction form
    228,022.20/342,033.30 = 61,810.20/x
  3. Step 3: Cross multiply
    228,022.20x = 342,033.30 × 61,810.20
  4. Step 4: Simplify right side
    228,022.20x = 21,141,146,679.66
  5. Step 5: Solve for x
    x = 21,141,146,679.66/228,022.20
  6. Step 6: Final answer
    x = 92,715.30

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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.