Home / 68,137.76-94,029.36-37,922.57

Finding the Fourth Proportional to 68,137.76, 94,029.36 and 37,922.57

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Solution

The fourth proportional to 68,137.76, 94,029.36 and 37,922.57 is: 52,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,137.76 : 94,029.36 = 37,922.57 : x
  2. Step 2: Convert to fraction form
    68,137.76/94,029.36 = 37,922.57/x
  3. Step 3: Cross multiply
    68,137.76x = 94,029.36 × 37,922.57
  4. Step 4: Simplify right side
    68,137.76x = 3,565,834,516.51
  5. Step 5: Solve for x
    x = 3,565,834,516.51/68,137.76
  6. Step 6: Final answer
    x = 52,332.73

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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.