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Finding the Fourth Proportional to 63,597.42, 87,764.84 and 34,918.33

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Solution

The fourth proportional to 63,597.42, 87,764.84 and 34,918.33 is: 48,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,597.42 : 87,764.84 = 34,918.33 : x
  2. Step 2: Convert to fraction form
    63,597.42/87,764.84 = 34,918.33/x
  3. Step 3: Cross multiply
    63,597.42x = 87,764.84 × 34,918.33
  4. Step 4: Simplify right side
    63,597.42x = 3,064,601,645.52
  5. Step 5: Solve for x
    x = 3,064,601,645.52/63,597.42
  6. Step 6: Final answer
    x = 48,187.52

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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.