Home / 110,218.00-151,958.07-71,386.73

Finding the Fourth Proportional to 110,218.00, 151,958.07 and 71,386.73

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Solution

The fourth proportional to 110,218.00, 151,958.07 and 71,386.73 is: 98,421.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,218.00 : 151,958.07 = 71,386.73 : x
  2. Step 2: Convert to fraction form
    110,218.00/151,958.07 = 71,386.73/x
  3. Step 3: Cross multiply
    110,218.00x = 151,958.07 × 71,386.73
  4. Step 4: Simplify right side
    110,218.00x = 10,847,789,993.59
  5. Step 5: Solve for x
    x = 10,847,789,993.59/110,218.00
  6. Step 6: Final answer
    x = 98,421.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.