Home / 107,700.51-161,624.61-37,579.83

Finding the Fourth Proportional to 107,700.51, 161,624.61 and 37,579.83

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Solution

The fourth proportional to 107,700.51, 161,624.61 and 37,579.83 is: 56,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,700.51 : 161,624.61 = 37,579.83 : x
  2. Step 2: Convert to fraction form
    107,700.51/161,624.61 = 37,579.83/x
  3. Step 3: Cross multiply
    107,700.51x = 161,624.61 × 37,579.83
  4. Step 4: Simplify right side
    107,700.51x = 6,073,825,367.62
  5. Step 5: Solve for x
    x = 6,073,825,367.62/107,700.51
  6. Step 6: Final answer
    x = 56,395.51

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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.