Home / 141,151.23-194,738.45-83,746.73

Finding the Fourth Proportional to 141,151.23, 194,738.45 and 83,746.73

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Solution

The fourth proportional to 141,151.23, 194,738.45 and 83,746.73 is: 115,540.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,151.23 : 194,738.45 = 83,746.73 : x
  2. Step 2: Convert to fraction form
    141,151.23/194,738.45 = 83,746.73/x
  3. Step 3: Cross multiply
    141,151.23x = 194,738.45 × 83,746.73
  4. Step 4: Simplify right side
    141,151.23x = 16,308,708,460.88
  5. Step 5: Solve for x
    x = 16,308,708,460.88/141,151.23
  6. Step 6: Final answer
    x = 115,540.68

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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.