Home / 109,568.83-164,332.48-38,474.76

Finding the Fourth Proportional to 109,568.83, 164,332.48 and 38,474.76

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Solution

The fourth proportional to 109,568.83, 164,332.48 and 38,474.76 is: 57,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,568.83 : 164,332.48 = 38,474.76 : x
  2. Step 2: Convert to fraction form
    109,568.83/164,332.48 = 38,474.76/x
  3. Step 3: Cross multiply
    109,568.83x = 164,332.48 × 38,474.76
  4. Step 4: Simplify right side
    109,568.83x = 6,322,652,789.44
  5. Step 5: Solve for x
    x = 6,322,652,789.44/109,568.83
  6. Step 6: Final answer
    x = 57,704.85

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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.