Home / 115,884.20-173,624.70-53,426.60

Finding the Fourth Proportional to 115,884.20, 173,624.70 and 53,426.60

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Solution

The fourth proportional to 115,884.20, 173,624.70 and 53,426.60 is: 80,046.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,884.20 : 173,624.70 = 53,426.60 : x
  2. Step 2: Convert to fraction form
    115,884.20/173,624.70 = 53,426.60/x
  3. Step 3: Cross multiply
    115,884.20x = 173,624.70 × 53,426.60
  4. Step 4: Simplify right side
    115,884.20x = 9,276,177,397.02
  5. Step 5: Solve for x
    x = 9,276,177,397.02/115,884.20
  6. Step 6: Final answer
    x = 80,046.96

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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.