Home / 167,742.76-231,490.55-96,136.51

Finding the Fourth Proportional to 167,742.76, 231,490.55 and 96,136.51

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Solution

The fourth proportional to 167,742.76, 231,490.55 and 96,136.51 is: 132,671.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,742.76 : 231,490.55 = 96,136.51 : x
  2. Step 2: Convert to fraction form
    167,742.76/231,490.55 = 96,136.51/x
  3. Step 3: Cross multiply
    167,742.76x = 231,490.55 × 96,136.51
  4. Step 4: Simplify right side
    167,742.76x = 22,254,693,574.98
  5. Step 5: Solve for x
    x = 22,254,693,574.98/167,742.76
  6. Step 6: Final answer
    x = 132,671.56

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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.