Home / 260,924.51-391,380.58-83,433.07

Finding the Fourth Proportional to 260,924.51, 391,380.58 and 83,433.07

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Solution

The fourth proportional to 260,924.51, 391,380.58 and 83,433.07 is: 125,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,924.51 : 391,380.58 = 83,433.07 : x
  2. Step 2: Convert to fraction form
    260,924.51/391,380.58 = 83,433.07/x
  3. Step 3: Cross multiply
    260,924.51x = 391,380.58 × 83,433.07
  4. Step 4: Simplify right side
    260,924.51x = 32,654,083,327.78
  5. Step 5: Solve for x
    x = 32,654,083,327.78/260,924.51
  6. Step 6: Final answer
    x = 125,147.63

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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.