Home / 100,455.51-150,577.05-36,370.92

Finding the Fourth Proportional to 100,455.51, 150,577.05 and 36,370.92

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Solution

The fourth proportional to 100,455.51, 150,577.05 and 36,370.92 is: 54,517.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,455.51 : 150,577.05 = 36,370.92 : x
  2. Step 2: Convert to fraction form
    100,455.51/150,577.05 = 36,370.92/x
  3. Step 3: Cross multiply
    100,455.51x = 150,577.05 × 36,370.92
  4. Step 4: Simplify right side
    100,455.51x = 5,476,625,839.39
  5. Step 5: Solve for x
    x = 5,476,625,839.39/100,455.51
  6. Step 6: Final answer
    x = 54,517.92

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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.