Home / 111,233.70-166,816.46-40,147.66

Finding the Fourth Proportional to 111,233.70, 166,816.46 and 40,147.66

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Solution

The fourth proportional to 111,233.70, 166,816.46 and 40,147.66 is: 60,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,233.70 : 166,816.46 = 40,147.66 : x
  2. Step 2: Convert to fraction form
    111,233.70/166,816.46 = 40,147.66/x
  3. Step 3: Cross multiply
    111,233.70x = 166,816.46 × 40,147.66
  4. Step 4: Simplify right side
    111,233.70x = 6,697,290,518.48
  5. Step 5: Solve for x
    x = 6,697,290,518.48/111,233.70
  6. Step 6: Final answer
    x = 60,209.19

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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.