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Finding the Fourth Proportional to 62,460.65, 86,194.99 and 34,166

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Solution

The fourth proportional to 62,460.65, 86,194.99 and 34,166 is: 47,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,460.65 : 86,194.99 = 34,166 : x
  2. Step 2: Convert to fraction form
    62,460.65/86,194.99 = 34,166/x
  3. Step 3: Cross multiply
    62,460.65x = 86,194.99 × 34,166
  4. Step 4: Simplify right side
    62,460.65x = 2,944,938,028.34
  5. Step 5: Solve for x
    x = 2,944,938,028.34/62,460.65
  6. Step 6: Final answer
    x = 47,148.69

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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.