Home / 115,667.24-173,512.38-53,355.56

Finding the Fourth Proportional to 115,667.24, 173,512.38 and 53,355.56

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Solution

The fourth proportional to 115,667.24, 173,512.38 and 53,355.56 is: 80,038.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,667.24 : 173,512.38 = 53,355.56 : x
  2. Step 2: Convert to fraction form
    115,667.24/173,512.38 = 53,355.56/x
  3. Step 3: Cross multiply
    115,667.24x = 173,512.38 × 53,355.56
  4. Step 4: Simplify right side
    115,667.24x = 9,257,850,201.83
  5. Step 5: Solve for x
    x = 9,257,850,201.83/115,667.24
  6. Step 6: Final answer
    x = 80,038.65

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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.