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Finding the Fourth Proportional to 62,794.72, 86,657.96 and 34,501.48

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Solution

The fourth proportional to 62,794.72, 86,657.96 and 34,501.48 is: 47,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,794.72 : 86,657.96 = 34,501.48 : x
  2. Step 2: Convert to fraction form
    62,794.72/86,657.96 = 34,501.48/x
  3. Step 3: Cross multiply
    62,794.72x = 86,657.96 × 34,501.48
  4. Step 4: Simplify right side
    62,794.72x = 2,989,827,873.78
  5. Step 5: Solve for x
    x = 2,989,827,873.78/62,794.72
  6. Step 6: Final answer
    x = 47,612.73

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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.