Home / 117,625.37-162,322.61-63,909.95

Finding the Fourth Proportional to 117,625.37, 162,322.61 and 63,909.95

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Solution

The fourth proportional to 117,625.37, 162,322.61 and 63,909.95 is: 88,195.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,625.37 : 162,322.61 = 63,909.95 : x
  2. Step 2: Convert to fraction form
    117,625.37/162,322.61 = 63,909.95/x
  3. Step 3: Cross multiply
    117,625.37x = 162,322.61 × 63,909.95
  4. Step 4: Simplify right side
    117,625.37x = 10,374,028,757.81
  5. Step 5: Solve for x
    x = 10,374,028,757.81/117,625.37
  6. Step 6: Final answer
    x = 88,195.51

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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.