Home / 454,031.37-681,043.41-169,793.66

Finding the Fourth Proportional to 454,031.37, 681,043.41 and 169,793.66

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Solution

The fourth proportional to 454,031.37, 681,043.41 and 169,793.66 is: 254,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,031.37 : 681,043.41 = 169,793.66 : x
  2. Step 2: Convert to fraction form
    454,031.37/681,043.41 = 169,793.66/x
  3. Step 3: Cross multiply
    454,031.37x = 681,043.41 × 169,793.66
  4. Step 4: Simplify right side
    454,031.37x = 115,636,854,905.39
  5. Step 5: Solve for x
    x = 115,636,854,905.39/454,031.37
  6. Step 6: Final answer
    x = 254,689.13

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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.