Home / 168,860.28-233,023.96-93,408.78

Finding the Fourth Proportional to 168,860.28, 233,023.96 and 93,408.78

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Solution

The fourth proportional to 168,860.28, 233,023.96 and 93,408.78 is: 128,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,860.28 : 233,023.96 = 93,408.78 : x
  2. Step 2: Convert to fraction form
    168,860.28/233,023.96 = 93,408.78/x
  3. Step 3: Cross multiply
    168,860.28x = 233,023.96 × 93,408.78
  4. Step 4: Simplify right side
    168,860.28x = 21,766,483,814.37
  5. Step 5: Solve for x
    x = 21,766,483,814.37/168,860.28
  6. Step 6: Final answer
    x = 128,902.33

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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.