Home / 299,712.24-413,631.49-163,766.84

Finding the Fourth Proportional to 299,712.24, 413,631.49 and 163,766.84

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Solution

The fourth proportional to 299,712.24, 413,631.49 and 163,766.84 is: 226,013.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,712.24 : 413,631.49 = 163,766.84 : x
  2. Step 2: Convert to fraction form
    299,712.24/413,631.49 = 163,766.84/x
  3. Step 3: Cross multiply
    299,712.24x = 413,631.49 × 163,766.84
  4. Step 4: Simplify right side
    299,712.24x = 67,739,122,041.79
  5. Step 5: Solve for x
    x = 67,739,122,041.79/299,712.24
  6. Step 6: Final answer
    x = 226,013.87

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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.