Home / 115,918.70-173,826.85-53,608.30

Finding the Fourth Proportional to 115,918.70, 173,826.85 and 53,608.30

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Solution

The fourth proportional to 115,918.70, 173,826.85 and 53,608.30 is: 80,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,918.70 : 173,826.85 = 53,608.30 : x
  2. Step 2: Convert to fraction form
    115,918.70/173,826.85 = 53,608.30/x
  3. Step 3: Cross multiply
    115,918.70x = 173,826.85 × 53,608.30
  4. Step 4: Simplify right side
    115,918.70x = 9,318,561,922.86
  5. Step 5: Solve for x
    x = 9,318,561,922.86/115,918.70
  6. Step 6: Final answer
    x = 80,388.77

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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.