Home / 109,150.63-163,531.15-59,198.86

Finding the Fourth Proportional to 109,150.63, 163,531.15 and 59,198.86

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Solution

The fourth proportional to 109,150.63, 163,531.15 and 59,198.86 is: 88,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,150.63 : 163,531.15 = 59,198.86 : x
  2. Step 2: Convert to fraction form
    109,150.63/163,531.15 = 59,198.86/x
  3. Step 3: Cross multiply
    109,150.63x = 163,531.15 × 59,198.86
  4. Step 4: Simplify right side
    109,150.63x = 9,680,858,273.87
  5. Step 5: Solve for x
    x = 9,680,858,273.87/109,150.63
  6. Step 6: Final answer
    x = 88,692.65

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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.