Home / 102,587.82-153,950.46-36,028.20

Finding the Fourth Proportional to 102,587.82, 153,950.46 and 36,028.20

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Solution

The fourth proportional to 102,587.82, 153,950.46 and 36,028.20 is: 54,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,587.82 : 153,950.46 = 36,028.20 : x
  2. Step 2: Convert to fraction form
    102,587.82/153,950.46 = 36,028.20/x
  3. Step 3: Cross multiply
    102,587.82x = 153,950.46 × 36,028.20
  4. Step 4: Simplify right side
    102,587.82x = 5,546,557,962.97
  5. Step 5: Solve for x
    x = 5,546,557,962.97/102,587.82
  6. Step 6: Final answer
    x = 54,066.44

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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.