Home / 66,940.60-92,348.84-41,440.18

Finding the Fourth Proportional to 66,940.60, 92,348.84 and 41,440.18

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Solution

The fourth proportional to 66,940.60, 92,348.84 and 41,440.18 is: 57,169.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,940.60 : 92,348.84 = 41,440.18 : x
  2. Step 2: Convert to fraction form
    66,940.60/92,348.84 = 41,440.18/x
  3. Step 3: Cross multiply
    66,940.60x = 92,348.84 × 41,440.18
  4. Step 4: Simplify right side
    66,940.60x = 3,826,952,552.39
  5. Step 5: Solve for x
    x = 3,826,952,552.39/66,940.60
  6. Step 6: Final answer
    x = 57,169.38

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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.