Home / 111,260.76-166,889.61-27,021.57

Finding the Fourth Proportional to 111,260.76, 166,889.61 and 27,021.57

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Solution

The fourth proportional to 111,260.76, 166,889.61 and 27,021.57 is: 40,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,260.76 : 166,889.61 = 27,021.57 : x
  2. Step 2: Convert to fraction form
    111,260.76/166,889.61 = 27,021.57/x
  3. Step 3: Cross multiply
    111,260.76x = 166,889.61 × 27,021.57
  4. Step 4: Simplify right side
    111,260.76x = 4,509,619,278.89
  5. Step 5: Solve for x
    x = 4,509,619,278.89/111,260.76
  6. Step 6: Final answer
    x = 40,531.98

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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.