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Finding the Fourth Proportional to 61,807.65, 85,296.27 and 34,954.19

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Solution

The fourth proportional to 61,807.65, 85,296.27 and 34,954.19 is: 48,237.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,807.65 : 85,296.27 = 34,954.19 : x
  2. Step 2: Convert to fraction form
    61,807.65/85,296.27 = 34,954.19/x
  3. Step 3: Cross multiply
    61,807.65x = 85,296.27 × 34,954.19
  4. Step 4: Simplify right side
    61,807.65x = 2,981,462,027.87
  5. Step 5: Solve for x
    x = 2,981,462,027.87/61,807.65
  6. Step 6: Final answer
    x = 48,237.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.