Home / 106,247.39-158,593.75-93,636.43

Finding the Fourth Proportional to 106,247.39, 158,593.75 and 93,636.43

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Solution

The fourth proportional to 106,247.39, 158,593.75 and 93,636.43 is: 139,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,247.39 : 158,593.75 = 93,636.43 : x
  2. Step 2: Convert to fraction form
    106,247.39/158,593.75 = 93,636.43/x
  3. Step 3: Cross multiply
    106,247.39x = 158,593.75 × 93,636.43
  4. Step 4: Simplify right side
    106,247.39x = 14,850,151,939.74
  5. Step 5: Solve for x
    x = 14,850,151,939.74/106,247.39
  6. Step 6: Final answer
    x = 139,769.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.