Home / 62,785.57-94,176.36-15,400.81

Finding the Fourth Proportional to 62,785.57, 94,176.36 and 15,400.81

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Solution

The fourth proportional to 62,785.57, 94,176.36 and 15,400.81 is: 23,100.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,785.57 : 94,176.36 = 15,400.81 : x
  2. Step 2: Convert to fraction form
    62,785.57/94,176.36 = 15,400.81/x
  3. Step 3: Cross multiply
    62,785.57x = 94,176.36 × 15,400.81
  4. Step 4: Simplify right side
    62,785.57x = 1,450,392,226.85
  5. Step 5: Solve for x
    x = 1,450,392,226.85/62,785.57
  6. Step 6: Final answer
    x = 23,100.73

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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.