Home / 115,544.75-173,202.30-80,410.59

Finding the Fourth Proportional to 115,544.75, 173,202.30 and 80,410.59

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Solution

The fourth proportional to 115,544.75, 173,202.30 and 80,410.59 is: 120,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,544.75 : 173,202.30 = 80,410.59 : x
  2. Step 2: Convert to fraction form
    115,544.75/173,202.30 = 80,410.59/x
  3. Step 3: Cross multiply
    115,544.75x = 173,202.30 × 80,410.59
  4. Step 4: Simplify right side
    115,544.75x = 13,927,299,132.36
  5. Step 5: Solve for x
    x = 13,927,299,132.36/115,544.75
  6. Step 6: Final answer
    x = 120,535.98

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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.