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Finding the Fourth Proportional to 69,502.08, 95,913.12 and 37,670.88

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Solution

The fourth proportional to 69,502.08, 95,913.12 and 37,670.88 is: 51,985.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,502.08 : 95,913.12 = 37,670.88 : x
  2. Step 2: Convert to fraction form
    69,502.08/95,913.12 = 37,670.88/x
  3. Step 3: Cross multiply
    69,502.08x = 95,913.12 × 37,670.88
  4. Step 4: Simplify right side
    69,502.08x = 3,613,131,633.95
  5. Step 5: Solve for x
    x = 3,613,131,633.95/69,502.08
  6. Step 6: Final answer
    x = 51,985.95

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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.