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Finding the Fourth Proportional to 62,734.84, 86,574.15 and 34,054.48

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Solution

The fourth proportional to 62,734.84, 86,574.15 and 34,054.48 is: 46,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,734.84 : 86,574.15 = 34,054.48 : x
  2. Step 2: Convert to fraction form
    62,734.84/86,574.15 = 34,054.48/x
  3. Step 3: Cross multiply
    62,734.84x = 86,574.15 × 34,054.48
  4. Step 4: Simplify right side
    62,734.84x = 2,948,237,659.69
  5. Step 5: Solve for x
    x = 2,948,237,659.69/62,734.84
  6. Step 6: Final answer
    x = 46,995.22

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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.