Home / 247,783.37-341,930.09-140,351.24

Finding the Fourth Proportional to 247,783.37, 341,930.09 and 140,351.24

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Solution

The fourth proportional to 247,783.37, 341,930.09 and 140,351.24 is: 193,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,783.37 : 341,930.09 = 140,351.24 : x
  2. Step 2: Convert to fraction form
    247,783.37/341,930.09 = 140,351.24/x
  3. Step 3: Cross multiply
    247,783.37x = 341,930.09 × 140,351.24
  4. Step 4: Simplify right side
    247,783.37x = 47,990,313,330.51
  5. Step 5: Solve for x
    x = 47,990,313,330.51/247,783.37
  6. Step 6: Final answer
    x = 193,678.51

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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.