Home / 106,849.59-159,866.33-93,423.44

Finding the Fourth Proportional to 106,849.59, 159,866.33 and 93,423.44

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Solution

The fourth proportional to 106,849.59, 159,866.33 and 93,423.44 is: 139,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,849.59 : 159,866.33 = 93,423.44 : x
  2. Step 2: Convert to fraction form
    106,849.59/159,866.33 = 93,423.44/x
  3. Step 3: Cross multiply
    106,849.59x = 159,866.33 × 93,423.44
  4. Step 4: Simplify right side
    106,849.59x = 14,935,261,689.44
  5. Step 5: Solve for x
    x = 14,935,261,689.44/106,849.59
  6. Step 6: Final answer
    x = 139,778.37

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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.