Home / 66,766.14-92,131.83-38,085.66

Finding the Fourth Proportional to 66,766.14, 92,131.83 and 38,085.66

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Solution

The fourth proportional to 66,766.14, 92,131.83 and 38,085.66 is: 52,555.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,766.14 : 92,131.83 = 38,085.66 : x
  2. Step 2: Convert to fraction form
    66,766.14/92,131.83 = 38,085.66/x
  3. Step 3: Cross multiply
    66,766.14x = 92,131.83 × 38,085.66
  4. Step 4: Simplify right side
    66,766.14x = 3,508,901,552.56
  5. Step 5: Solve for x
    x = 3,508,901,552.56/66,766.14
  6. Step 6: Final answer
    x = 52,555.11

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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.