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Finding the Fourth Proportional to 69,068.61, 103,620.16 and 24,090.62

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Solution

The fourth proportional to 69,068.61, 103,620.16 and 24,090.62 is: 36,141.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,068.61 : 103,620.16 = 24,090.62 : x
  2. Step 2: Convert to fraction form
    69,068.61/103,620.16 = 24,090.62/x
  3. Step 3: Cross multiply
    69,068.61x = 103,620.16 × 24,090.62
  4. Step 4: Simplify right side
    69,068.61x = 2,496,273,410.91
  5. Step 5: Solve for x
    x = 2,496,273,410.91/69,068.61
  6. Step 6: Final answer
    x = 36,141.94

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Why These Related Problems?

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