Home / 178,198.96-245,922.66-101,738.74

Finding the Fourth Proportional to 178,198.96, 245,922.66 and 101,738.74

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Solution

The fourth proportional to 178,198.96, 245,922.66 and 101,738.74 is: 140,404.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,198.96 : 245,922.66 = 101,738.74 : x
  2. Step 2: Convert to fraction form
    178,198.96/245,922.66 = 101,738.74/x
  3. Step 3: Cross multiply
    178,198.96x = 245,922.66 × 101,738.74
  4. Step 4: Simplify right side
    178,198.96x = 25,019,859,827.54
  5. Step 5: Solve for x
    x = 25,019,859,827.54/178,198.96
  6. Step 6: Final answer
    x = 140,404.08

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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.