Home / 102,058.20-153,067.86-49,443.96

Finding the Fourth Proportional to 102,058.20, 153,067.86 and 49,443.96

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Solution

The fourth proportional to 102,058.20, 153,067.86 and 49,443.96 is: 74,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,058.20 : 153,067.86 = 49,443.96 : x
  2. Step 2: Convert to fraction form
    102,058.20/153,067.86 = 49,443.96/x
  3. Step 3: Cross multiply
    102,058.20x = 153,067.86 × 49,443.96
  4. Step 4: Simplify right side
    102,058.20x = 7,568,281,147.13
  5. Step 5: Solve for x
    x = 7,568,281,147.13/102,058.20
  6. Step 6: Final answer
    x = 74,156.52

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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.