Home / 107,733.04-161,205.89-63,380.68

Finding the Fourth Proportional to 107,733.04, 161,205.89 and 63,380.68

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Solution

The fourth proportional to 107,733.04, 161,205.89 and 63,380.68 is: 94,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,733.04 : 161,205.89 = 63,380.68 : x
  2. Step 2: Convert to fraction form
    107,733.04/161,205.89 = 63,380.68/x
  3. Step 3: Cross multiply
    107,733.04x = 161,205.89 × 63,380.68
  4. Step 4: Simplify right side
    107,733.04x = 10,217,338,928.21
  5. Step 5: Solve for x
    x = 10,217,338,928.21/107,733.04
  6. Step 6: Final answer
    x = 94,839.42

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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.