Home / 115,562.36-173,367.84-65,665.64

Finding the Fourth Proportional to 115,562.36, 173,367.84 and 65,665.64

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Solution

The fourth proportional to 115,562.36, 173,367.84 and 65,665.64 is: 98,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,562.36 : 173,367.84 = 65,665.64 : x
  2. Step 2: Convert to fraction form
    115,562.36/173,367.84 = 65,665.64/x
  3. Step 3: Cross multiply
    115,562.36x = 173,367.84 × 65,665.64
  4. Step 4: Simplify right side
    115,562.36x = 11,384,310,169.02
  5. Step 5: Solve for x
    x = 11,384,310,169.02/115,562.36
  6. Step 6: Final answer
    x = 98,512.27

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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.