Home / 67,981.26-93,811.40-37,768.44

Finding the Fourth Proportional to 67,981.26, 93,811.40 and 37,768.44

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Solution

The fourth proportional to 67,981.26, 93,811.40 and 37,768.44 is: 52,118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,981.26 : 93,811.40 = 37,768.44 : x
  2. Step 2: Convert to fraction form
    67,981.26/93,811.40 = 37,768.44/x
  3. Step 3: Cross multiply
    67,981.26x = 93,811.40 × 37,768.44
  4. Step 4: Simplify right side
    67,981.26x = 3,543,110,232.22
  5. Step 5: Solve for x
    x = 3,543,110,232.22/67,981.26
  6. Step 6: Final answer
    x = 52,118.93

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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.