Home / 319,935.76-441,514.92-176,692.48

Finding the Fourth Proportional to 319,935.76, 441,514.92 and 176,692.48

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Solution

The fourth proportional to 319,935.76, 441,514.92 and 176,692.48 is: 243,837.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,935.76 : 441,514.92 = 176,692.48 : x
  2. Step 2: Convert to fraction form
    319,935.76/441,514.92 = 176,692.48/x
  3. Step 3: Cross multiply
    319,935.76x = 441,514.92 × 176,692.48
  4. Step 4: Simplify right side
    319,935.76x = 78,012,366,171.80
  5. Step 5: Solve for x
    x = 78,012,366,171.80/319,935.76
  6. Step 6: Final answer
    x = 243,837.59

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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.