Home / 259,550.40-358,126.08-149,147.70

Finding the Fourth Proportional to 259,550.40, 358,126.08 and 149,147.70

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Solution

The fourth proportional to 259,550.40, 358,126.08 and 149,147.70 is: 205,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,550.40 : 358,126.08 = 149,147.70 : x
  2. Step 2: Convert to fraction form
    259,550.40/358,126.08 = 149,147.70/x
  3. Step 3: Cross multiply
    259,550.40x = 358,126.08 × 149,147.70
  4. Step 4: Simplify right side
    259,550.40x = 53,413,682,093.15
  5. Step 5: Solve for x
    x = 53,413,682,093.15/259,550.40
  6. Step 6: Final answer
    x = 205,793.10

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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.