Home / 205,747.30-283,957.41-115,108.30

Finding the Fourth Proportional to 205,747.30, 283,957.41 and 115,108.30

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Solution

The fourth proportional to 205,747.30, 283,957.41 and 115,108.30 is: 158,864.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,747.30 : 283,957.41 = 115,108.30 : x
  2. Step 2: Convert to fraction form
    205,747.30/283,957.41 = 115,108.30/x
  3. Step 3: Cross multiply
    205,747.30x = 283,957.41 × 115,108.30
  4. Step 4: Simplify right side
    205,747.30x = 32,685,854,737.50
  5. Step 5: Solve for x
    x = 32,685,854,737.50/205,747.30
  6. Step 6: Final answer
    x = 158,864.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.