Home / 66,954.98-92,391.14-40,096.80

Finding the Fourth Proportional to 66,954.98, 92,391.14 and 40,096.80

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Solution

The fourth proportional to 66,954.98, 92,391.14 and 40,096.80 is: 55,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954.98 : 92,391.14 = 40,096.80 : x
  2. Step 2: Convert to fraction form
    66,954.98/92,391.14 = 40,096.80/x
  3. Step 3: Cross multiply
    66,954.98x = 92,391.14 × 40,096.80
  4. Step 4: Simplify right side
    66,954.98x = 3,704,589,062.35
  5. Step 5: Solve for x
    x = 3,704,589,062.35/66,954.98
  6. Step 6: Final answer
    x = 55,329.55

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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.