Home / 123,946.35-171,042.26-67,357.83

Finding the Fourth Proportional to 123,946.35, 171,042.26 and 67,357.83

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Solution

The fourth proportional to 123,946.35, 171,042.26 and 67,357.83 is: 92,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,946.35 : 171,042.26 = 67,357.83 : x
  2. Step 2: Convert to fraction form
    123,946.35/171,042.26 = 67,357.83/x
  3. Step 3: Cross multiply
    123,946.35x = 171,042.26 × 67,357.83
  4. Step 4: Simplify right side
    123,946.35x = 11,521,035,135.11
  5. Step 5: Solve for x
    x = 11,521,035,135.11/123,946.35
  6. Step 6: Final answer
    x = 92,951.79

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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.