Home / 117,998.39-176,849.75-92,939.45

Finding the Fourth Proportional to 117,998.39, 176,849.75 and 92,939.45

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Solution

The fourth proportional to 117,998.39, 176,849.75 and 92,939.45 is: 139,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,998.39 : 176,849.75 = 92,939.45 : x
  2. Step 2: Convert to fraction form
    117,998.39/176,849.75 = 92,939.45/x
  3. Step 3: Cross multiply
    117,998.39x = 176,849.75 × 92,939.45
  4. Step 4: Simplify right side
    117,998.39x = 16,436,317,148.69
  5. Step 5: Solve for x
    x = 16,436,317,148.69/117,998.39
  6. Step 6: Final answer
    x = 139,292.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.