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Finding the Fourth Proportional to 66,593.25, 99,904.46 and 25,040.25

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Solution

The fourth proportional to 66,593.25, 99,904.46 and 25,040.25 is: 37,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,593.25 : 99,904.46 = 25,040.25 : x
  2. Step 2: Convert to fraction form
    66,593.25/99,904.46 = 25,040.25/x
  3. Step 3: Cross multiply
    66,593.25x = 99,904.46 × 25,040.25
  4. Step 4: Simplify right side
    66,593.25x = 2,501,632,529.31
  5. Step 5: Solve for x
    x = 2,501,632,529.31/66,593.25
  6. Step 6: Final answer
    x = 37,565.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.