Home / 259,840.07-358,580.37-140,608.07

Finding the Fourth Proportional to 259,840.07, 358,580.37 and 140,608.07

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Solution

The fourth proportional to 259,840.07, 358,580.37 and 140,608.07 is: 194,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,840.07 : 358,580.37 = 140,608.07 : x
  2. Step 2: Convert to fraction form
    259,840.07/358,580.37 = 140,608.07/x
  3. Step 3: Cross multiply
    259,840.07x = 358,580.37 × 140,608.07
  4. Step 4: Simplify right side
    259,840.07x = 50,419,291,269.64
  5. Step 5: Solve for x
    x = 50,419,291,269.64/259,840.07
  6. Step 6: Final answer
    x = 194,039.71

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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.