Home / 66,520.27-99,780.41-24,384.43

Finding the Fourth Proportional to 66,520.27, 99,780.41 and 24,384.43

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Solution

The fourth proportional to 66,520.27, 99,780.41 and 24,384.43 is: 36,576.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,520.27 : 99,780.41 = 24,384.43 : x
  2. Step 2: Convert to fraction form
    66,520.27/99,780.41 = 24,384.43/x
  3. Step 3: Cross multiply
    66,520.27x = 99,780.41 × 24,384.43
  4. Step 4: Simplify right side
    66,520.27x = 2,433,088,535.53
  5. Step 5: Solve for x
    x = 2,433,088,535.53/66,520.27
  6. Step 6: Final answer
    x = 36,576.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.