Home / 159,845.91-239,813.82-69,896.52

Finding the Fourth Proportional to 159,845.91, 239,813.82 and 69,896.52

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Solution

The fourth proportional to 159,845.91, 239,813.82 and 69,896.52 is: 104,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,845.91 : 239,813.82 = 69,896.52 : x
  2. Step 2: Convert to fraction form
    159,845.91/239,813.82 = 69,896.52/x
  3. Step 3: Cross multiply
    159,845.91x = 239,813.82 × 69,896.52
  4. Step 4: Simplify right side
    159,845.91x = 16,762,151,465.91
  5. Step 5: Solve for x
    x = 16,762,151,465.91/159,845.91
  6. Step 6: Final answer
    x = 104,864.44

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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.