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Finding the Fourth Proportional to 69,098.00, 103,561.74 and 35,798.90

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Solution

The fourth proportional to 69,098.00, 103,561.74 and 35,798.90 is: 53,654.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,098.00 : 103,561.74 = 35,798.90 : x
  2. Step 2: Convert to fraction form
    69,098.00/103,561.74 = 35,798.90/x
  3. Step 3: Cross multiply
    69,098.00x = 103,561.74 × 35,798.90
  4. Step 4: Simplify right side
    69,098.00x = 3,707,395,856.28
  5. Step 5: Solve for x
    x = 3,707,395,856.28/69,098.00
  6. Step 6: Final answer
    x = 53,654.17

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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.