Home / 66,535.24-99,737.34-27,120.04

Finding the Fourth Proportional to 66,535.24, 99,737.34 and 27,120.04

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Solution

The fourth proportional to 66,535.24, 99,737.34 and 27,120.04 is: 40,653.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,535.24 : 99,737.34 = 27,120.04 : x
  2. Step 2: Convert to fraction form
    66,535.24/99,737.34 = 27,120.04/x
  3. Step 3: Cross multiply
    66,535.24x = 99,737.34 × 27,120.04
  4. Step 4: Simplify right side
    66,535.24x = 2,704,880,650.29
  5. Step 5: Solve for x
    x = 2,704,880,650.29/66,535.24
  6. Step 6: Final answer
    x = 40,653.35

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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.