Home / 181,966.25-272,764.46-75,408.18

Finding the Fourth Proportional to 181,966.25, 272,764.46 and 75,408.18

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Solution

The fourth proportional to 181,966.25, 272,764.46 and 75,408.18 is: 113,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,966.25 : 272,764.46 = 75,408.18 : x
  2. Step 2: Convert to fraction form
    181,966.25/272,764.46 = 75,408.18/x
  3. Step 3: Cross multiply
    181,966.25x = 272,764.46 × 75,408.18
  4. Step 4: Simplify right side
    181,966.25x = 20,568,671,497.28
  5. Step 5: Solve for x
    x = 20,568,671,497.28/181,966.25
  6. Step 6: Final answer
    x = 113,035.64

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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.