Home / 69,110.80-95,373.93-40,816.42

Finding the Fourth Proportional to 69,110.80, 95,373.93 and 40,816.42

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Solution

The fourth proportional to 69,110.80, 95,373.93 and 40,816.42 is: 56,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,110.80 : 95,373.93 = 40,816.42 : x
  2. Step 2: Convert to fraction form
    69,110.80/95,373.93 = 40,816.42/x
  3. Step 3: Cross multiply
    69,110.80x = 95,373.93 × 40,816.42
  4. Step 4: Simplify right side
    69,110.80x = 3,892,822,383.93
  5. Step 5: Solve for x
    x = 3,892,822,383.93/69,110.80
  6. Step 6: Final answer
    x = 56,327.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.