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Finding the Fourth Proportional to 62,796.84, 86,663.88 and 34,502.88

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Solution

The fourth proportional to 62,796.84, 86,663.88 and 34,502.88 is: 47,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,796.84 : 86,663.88 = 34,502.88 : x
  2. Step 2: Convert to fraction form
    62,796.84/86,663.88 = 34,502.88/x
  3. Step 3: Cross multiply
    62,796.84x = 86,663.88 × 34,502.88
  4. Step 4: Simplify right side
    62,796.84x = 2,990,153,451.97
  5. Step 5: Solve for x
    x = 2,990,153,451.97/62,796.84
  6. Step 6: Final answer
    x = 47,616.30

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1.5x scale

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.