Home / 179,023.45-247,047.43-98,450.97

Finding the Fourth Proportional to 179,023.45, 247,047.43 and 98,450.97

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Solution

The fourth proportional to 179,023.45, 247,047.43 and 98,450.97 is: 135,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,023.45 : 247,047.43 = 98,450.97 : x
  2. Step 2: Convert to fraction form
    179,023.45/247,047.43 = 98,450.97/x
  3. Step 3: Cross multiply
    179,023.45x = 247,047.43 × 98,450.97
  4. Step 4: Simplify right side
    179,023.45x = 24,322,059,119.51
  5. Step 5: Solve for x
    x = 24,322,059,119.51/179,023.45
  6. Step 6: Final answer
    x = 135,859.63

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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.