Home / 100,581.35-150,871.82-25,701.48

Finding the Fourth Proportional to 100,581.35, 150,871.82 and 25,701.48

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Solution

The fourth proportional to 100,581.35, 150,871.82 and 25,701.48 is: 38,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,581.35 : 150,871.82 = 25,701.48 : x
  2. Step 2: Convert to fraction form
    100,581.35/150,871.82 = 25,701.48/x
  3. Step 3: Cross multiply
    100,581.35x = 150,871.82 × 25,701.48
  4. Step 4: Simplify right side
    100,581.35x = 3,877,628,935.79
  5. Step 5: Solve for x
    x = 3,877,628,935.79/100,581.35
  6. Step 6: Final answer
    x = 38,552.17

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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.