Home / 128,859.56-193,242.98-44,596.85

Finding the Fourth Proportional to 128,859.56, 193,242.98 and 44,596.85

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Solution

The fourth proportional to 128,859.56, 193,242.98 and 44,596.85 is: 66,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,859.56 : 193,242.98 = 44,596.85 : x
  2. Step 2: Convert to fraction form
    128,859.56/193,242.98 = 44,596.85/x
  3. Step 3: Cross multiply
    128,859.56x = 193,242.98 × 44,596.85
  4. Step 4: Simplify right side
    128,859.56x = 8,618,027,337.89
  5. Step 5: Solve for x
    x = 8,618,027,337.89/128,859.56
  6. Step 6: Final answer
    x = 66,879.22

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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.