Home / 106,811.19-160,218.61-88,017.57

Finding the Fourth Proportional to 106,811.19, 160,218.61 and 88,017.57

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Solution

The fourth proportional to 106,811.19, 160,218.61 and 88,017.57 is: 132,027.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,811.19 : 160,218.61 = 88,017.57 : x
  2. Step 2: Convert to fraction form
    106,811.19/160,218.61 = 88,017.57/x
  3. Step 3: Cross multiply
    106,811.19x = 160,218.61 × 88,017.57
  4. Step 4: Simplify right side
    106,811.19x = 14,102,052,500.93
  5. Step 5: Solve for x
    x = 14,102,052,500.93/106,811.19
  6. Step 6: Final answer
    x = 132,027.86

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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.