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Finding the Fourth Proportional to 69,502.59, 104,134.85 and 37,934.79

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Solution

The fourth proportional to 69,502.59, 104,134.85 and 37,934.79 is: 56,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,502.59 : 104,134.85 = 37,934.79 : x
  2. Step 2: Convert to fraction form
    69,502.59/104,134.85 = 37,934.79/x
  3. Step 3: Cross multiply
    69,502.59x = 104,134.85 × 37,934.79
  4. Step 4: Simplify right side
    69,502.59x = 3,950,334,120.74
  5. Step 5: Solve for x
    x = 3,950,334,120.74/69,502.59
  6. Step 6: Final answer
    x = 56,837.22

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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.