Home / 139,906.44-193,073.22-76,246.92

Finding the Fourth Proportional to 139,906.44, 193,073.22 and 76,246.92

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Solution

The fourth proportional to 139,906.44, 193,073.22 and 76,246.92 is: 105,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,906.44 : 193,073.22 = 76,246.92 : x
  2. Step 2: Convert to fraction form
    139,906.44/193,073.22 = 76,246.92/x
  3. Step 3: Cross multiply
    139,906.44x = 193,073.22 × 76,246.92
  4. Step 4: Simplify right side
    139,906.44x = 14,721,238,359.48
  5. Step 5: Solve for x
    x = 14,721,238,359.48/139,906.44
  6. Step 6: Final answer
    x = 105,222.02

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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.