Home / 160,785.08-241,224.78-72,018.84

Finding the Fourth Proportional to 160,785.08, 241,224.78 and 72,018.84

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Solution

The fourth proportional to 160,785.08, 241,224.78 and 72,018.84 is: 108,049.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,785.08 : 241,224.78 = 72,018.84 : x
  2. Step 2: Convert to fraction form
    160,785.08/241,224.78 = 72,018.84/x
  3. Step 3: Cross multiply
    160,785.08x = 241,224.78 × 72,018.84
  4. Step 4: Simplify right side
    160,785.08x = 17,372,728,834.86
  5. Step 5: Solve for x
    x = 17,372,728,834.86/160,785.08
  6. Step 6: Final answer
    x = 108,049.38

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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.