Home / 117,625.42-162,323.75-63,910.87

Finding the Fourth Proportional to 117,625.42, 162,323.75 and 63,910.87

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Solution

The fourth proportional to 117,625.42, 162,323.75 and 63,910.87 is: 88,197.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,625.42 : 162,323.75 = 63,910.87 : x
  2. Step 2: Convert to fraction form
    117,625.42/162,323.75 = 63,910.87/x
  3. Step 3: Cross multiply
    117,625.42x = 162,323.75 × 63,910.87
  4. Step 4: Simplify right side
    117,625.42x = 10,374,252,084.16
  5. Step 5: Solve for x
    x = 10,374,252,084.16/117,625.42
  6. Step 6: Final answer
    x = 88,197.36

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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.