Home / 160,625.31-240,917.54-42,305.91

Finding the Fourth Proportional to 160,625.31, 240,917.54 and 42,305.91

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Solution

The fourth proportional to 160,625.31, 240,917.54 and 42,305.91 is: 63,453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,625.31 : 240,917.54 = 42,305.91 : x
  2. Step 2: Convert to fraction form
    160,625.31/240,917.54 = 42,305.91/x
  3. Step 3: Cross multiply
    160,625.31x = 240,917.54 × 42,305.91
  4. Step 4: Simplify right side
    160,625.31x = 10,192,235,553.13
  5. Step 5: Solve for x
    x = 10,192,235,553.13/160,625.31
  6. Step 6: Final answer
    x = 63,453.48

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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.