Home / 259,945.19-358,724.39-140,713.19

Finding the Fourth Proportional to 259,945.19, 358,724.39 and 140,713.19

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Solution

The fourth proportional to 259,945.19, 358,724.39 and 140,713.19 is: 194,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,945.19 : 358,724.39 = 140,713.19 : x
  2. Step 2: Convert to fraction form
    259,945.19/358,724.39 = 140,713.19/x
  3. Step 3: Cross multiply
    259,945.19x = 358,724.39 × 140,713.19
  4. Step 4: Simplify right side
    259,945.19x = 50,477,253,247.70
  5. Step 5: Solve for x
    x = 50,477,253,247.70/259,945.19
  6. Step 6: Final answer
    x = 194,184.22

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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.