Home / 106,739.45-160,112.42-36,617.75

Finding the Fourth Proportional to 106,739.45, 160,112.42 and 36,617.75

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Solution

The fourth proportional to 106,739.45, 160,112.42 and 36,617.75 is: 54,927.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,739.45 : 160,112.42 = 36,617.75 : x
  2. Step 2: Convert to fraction form
    106,739.45/160,112.42 = 36,617.75/x
  3. Step 3: Cross multiply
    106,739.45x = 160,112.42 × 36,617.75
  4. Step 4: Simplify right side
    106,739.45x = 5,862,956,567.46
  5. Step 5: Solve for x
    x = 5,862,956,567.46/106,739.45
  6. Step 6: Final answer
    x = 54,927.74

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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.