Home / 579,192.98-868,672.83-158,511.38

Finding the Fourth Proportional to 579,192.98, 868,672.83 and 158,511.38

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Solution

The fourth proportional to 579,192.98, 868,672.83 and 158,511.38 is: 237,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,192.98 : 868,672.83 = 158,511.38 : x
  2. Step 2: Convert to fraction form
    579,192.98/868,672.83 = 158,511.38/x
  3. Step 3: Cross multiply
    579,192.98x = 868,672.83 × 158,511.38
  4. Step 4: Simplify right side
    579,192.98x = 137,694,529,051.81
  5. Step 5: Solve for x
    x = 137,694,529,051.81/579,192.98
  6. Step 6: Final answer
    x = 237,735.15

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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.