Home / 115,954.20-173,729.70-53,496.60

Finding the Fourth Proportional to 115,954.20, 173,729.70 and 53,496.60

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Solution

The fourth proportional to 115,954.20, 173,729.70 and 53,496.60 is: 80,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,954.20 : 173,729.70 = 53,496.60 : x
  2. Step 2: Convert to fraction form
    115,954.20/173,729.70 = 53,496.60/x
  3. Step 3: Cross multiply
    115,954.20x = 173,729.70 × 53,496.60
  4. Step 4: Simplify right side
    115,954.20x = 9,293,948,269.02
  5. Step 5: Solve for x
    x = 9,293,948,269.02/115,954.20
  6. Step 6: Final answer
    x = 80,151.89

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1.5x scale

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.