Home / 77,853.18-116,689.04-35,737.71

Finding the Fourth Proportional to 77,853.18, 116,689.04 and 35,737.71

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Solution

The fourth proportional to 77,853.18, 116,689.04 and 35,737.71 is: 53,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,853.18 : 116,689.04 = 35,737.71 : x
  2. Step 2: Convert to fraction form
    77,853.18/116,689.04 = 35,737.71/x
  3. Step 3: Cross multiply
    77,853.18x = 116,689.04 × 35,737.71
  4. Step 4: Simplify right side
    77,853.18x = 4,170,198,309.56
  5. Step 5: Solve for x
    x = 4,170,198,309.56/77,853.18
  6. Step 6: Final answer
    x = 53,564.91

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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.