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Finding the Fourth Proportional to 62,889.70, 86,783.04 and 34,597.22

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Solution

The fourth proportional to 62,889.70, 86,783.04 and 34,597.22 is: 47,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,889.70 : 86,783.04 = 34,597.22 : x
  2. Step 2: Convert to fraction form
    62,889.70/86,783.04 = 34,597.22/x
  3. Step 3: Cross multiply
    62,889.70x = 86,783.04 × 34,597.22
  4. Step 4: Simplify right side
    62,889.70x = 3,002,451,927.15
  5. Step 5: Solve for x
    x = 3,002,451,927.15/62,889.70
  6. Step 6: Final answer
    x = 47,741.55

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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.