Home / 121,226.22-181,838.97-54,588.33

Finding the Fourth Proportional to 121,226.22, 181,838.97 and 54,588.33

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Solution

The fourth proportional to 121,226.22, 181,838.97 and 54,588.33 is: 81,882.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,226.22 : 181,838.97 = 54,588.33 : x
  2. Step 2: Convert to fraction form
    121,226.22/181,838.97 = 54,588.33/x
  3. Step 3: Cross multiply
    121,226.22x = 181,838.97 × 54,588.33
  4. Step 4: Simplify right side
    121,226.22x = 9,926,285,701.22
  5. Step 5: Solve for x
    x = 9,926,285,701.22/121,226.22
  6. Step 6: Final answer
    x = 81,882.33

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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.