Home / 150,795.84-208,005.66-108,411.24

Finding the Fourth Proportional to 150,795.84, 208,005.66 and 108,411.24

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Solution

The fourth proportional to 150,795.84, 208,005.66 and 108,411.24 is: 149,540.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,795.84 : 208,005.66 = 108,411.24 : x
  2. Step 2: Convert to fraction form
    150,795.84/208,005.66 = 108,411.24/x
  3. Step 3: Cross multiply
    150,795.84x = 208,005.66 × 108,411.24
  4. Step 4: Simplify right side
    150,795.84x = 22,550,151,527.62
  5. Step 5: Solve for x
    x = 22,550,151,527.62/150,795.84
  6. Step 6: Final answer
    x = 149,540.94

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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.