Home / 73,933.56-110,867.40-21,330.54

Finding the Fourth Proportional to 73,933.56, 110,867.40 and 21,330.54

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Solution

The fourth proportional to 73,933.56, 110,867.40 and 21,330.54 is: 31,986.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,933.56 : 110,867.40 = 21,330.54 : x
  2. Step 2: Convert to fraction form
    73,933.56/110,867.40 = 21,330.54/x
  3. Step 3: Cross multiply
    73,933.56x = 110,867.40 × 21,330.54
  4. Step 4: Simplify right side
    73,933.56x = 2,364,861,510.40
  5. Step 5: Solve for x
    x = 2,364,861,510.40/73,933.56
  6. Step 6: Final answer
    x = 31,986.31

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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.