Home / 111,130.79-166,713.48-36,233.55

Finding the Fourth Proportional to 111,130.79, 166,713.48 and 36,233.55

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Solution

The fourth proportional to 111,130.79, 166,713.48 and 36,233.55 is: 54,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,130.79 : 166,713.48 = 36,233.55 : x
  2. Step 2: Convert to fraction form
    111,130.79/166,713.48 = 36,233.55/x
  3. Step 3: Cross multiply
    111,130.79x = 166,713.48 × 36,233.55
  4. Step 4: Simplify right side
    111,130.79x = 6,040,621,213.25
  5. Step 5: Solve for x
    x = 6,040,621,213.25/111,130.79
  6. Step 6: Final answer
    x = 54,355.97

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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.