Home / 111,261.72-166,890.76-27,022.58

Finding the Fourth Proportional to 111,261.72, 166,890.76 and 27,022.58

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Solution

The fourth proportional to 111,261.72, 166,890.76 and 27,022.58 is: 40,533.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,261.72 : 166,890.76 = 27,022.58 : x
  2. Step 2: Convert to fraction form
    111,261.72/166,890.76 = 27,022.58/x
  3. Step 3: Cross multiply
    111,261.72x = 166,890.76 × 27,022.58
  4. Step 4: Simplify right side
    111,261.72x = 4,509,817,943.79
  5. Step 5: Solve for x
    x = 4,509,817,943.79/111,261.72
  6. Step 6: Final answer
    x = 40,533.42

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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.