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Finding the Fourth Proportional to 114,111.88, 157,481.62 and 63,811.08

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Solution

The fourth proportional to 114,111.88, 157,481.62 and 63,811.08 is: 88,063.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,111.88 : 157,481.62 = 63,811.08 : x
  2. Step 2: Convert to fraction form
    114,111.88/157,481.62 = 63,811.08/x
  3. Step 3: Cross multiply
    114,111.88x = 157,481.62 × 63,811.08
  4. Step 4: Simplify right side
    114,111.88x = 10,049,072,252.35
  5. Step 5: Solve for x
    x = 10,049,072,252.35/114,111.88
  6. Step 6: Final answer
    x = 88,063.33

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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.