Home / 66,811.98-92,165.57-41,310.19

Finding the Fourth Proportional to 66,811.98, 92,165.57 and 41,310.19

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Solution

The fourth proportional to 66,811.98, 92,165.57 and 41,310.19 is: 56,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,811.98 : 92,165.57 = 41,310.19 : x
  2. Step 2: Convert to fraction form
    66,811.98/92,165.57 = 41,310.19/x
  3. Step 3: Cross multiply
    66,811.98x = 92,165.57 × 41,310.19
  4. Step 4: Simplify right side
    66,811.98x = 3,807,377,258.30
  5. Step 5: Solve for x
    x = 3,807,377,258.30/66,811.98
  6. Step 6: Final answer
    x = 56,986.45

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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.