Home / 102,047.09-153,067.82-27,167.88

Finding the Fourth Proportional to 102,047.09, 153,067.82 and 27,167.88

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Solution

The fourth proportional to 102,047.09, 153,067.82 and 27,167.88 is: 40,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,047.09 : 153,067.82 = 27,167.88 : x
  2. Step 2: Convert to fraction form
    102,047.09/153,067.82 = 27,167.88/x
  3. Step 3: Cross multiply
    102,047.09x = 153,067.82 × 27,167.88
  4. Step 4: Simplify right side
    102,047.09x = 4,158,528,603.79
  5. Step 5: Solve for x
    x = 4,158,528,603.79/102,047.09
  6. Step 6: Final answer
    x = 40,751.07

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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.