Home / 66,869.45-92,281.11-36,654.56

Finding the Fourth Proportional to 66,869.45, 92,281.11 and 36,654.56

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Solution

The fourth proportional to 66,869.45, 92,281.11 and 36,654.56 is: 50,583.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,869.45 : 92,281.11 = 36,654.56 : x
  2. Step 2: Convert to fraction form
    66,869.45/92,281.11 = 36,654.56/x
  3. Step 3: Cross multiply
    66,869.45x = 92,281.11 × 36,654.56
  4. Step 4: Simplify right side
    66,869.45x = 3,382,523,230.56
  5. Step 5: Solve for x
    x = 3,382,523,230.56/66,869.45
  6. Step 6: Final answer
    x = 50,583.99

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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.