Home / 111,060.81-166,591.09-36,180.84

Finding the Fourth Proportional to 111,060.81, 166,591.09 and 36,180.84

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Solution

The fourth proportional to 111,060.81, 166,591.09 and 36,180.84 is: 54,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,060.81 : 166,591.09 = 36,180.84 : x
  2. Step 2: Convert to fraction form
    111,060.81/166,591.09 = 36,180.84/x
  3. Step 3: Cross multiply
    111,060.81x = 166,591.09 × 36,180.84
  4. Step 4: Simplify right side
    111,060.81x = 6,027,405,572.72
  5. Step 5: Solve for x
    x = 6,027,405,572.72/111,060.81
  6. Step 6: Final answer
    x = 54,271.22

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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.