Home / 149,472.05-206,154.78-95,762.06

Finding the Fourth Proportional to 149,472.05, 206,154.78 and 95,762.06

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Solution

The fourth proportional to 149,472.05, 206,154.78 and 95,762.06 is: 132,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,472.05 : 206,154.78 = 95,762.06 : x
  2. Step 2: Convert to fraction form
    149,472.05/206,154.78 = 95,762.06/x
  3. Step 3: Cross multiply
    149,472.05x = 206,154.78 × 95,762.06
  4. Step 4: Simplify right side
    149,472.05x = 19,741,806,411.65
  5. Step 5: Solve for x
    x = 19,741,806,411.65/149,472.05
  6. Step 6: Final answer
    x = 132,076.91

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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.