Home / 102,049.48-153,071.38-27,170.27

Finding the Fourth Proportional to 102,049.48, 153,071.38 and 27,170.27

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Solution

The fourth proportional to 102,049.48, 153,071.38 and 27,170.27 is: 40,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,049.48 : 153,071.38 = 27,170.27 : x
  2. Step 2: Convert to fraction form
    102,049.48/153,071.38 = 27,170.27/x
  3. Step 3: Cross multiply
    102,049.48x = 153,071.38 × 27,170.27
  4. Step 4: Simplify right side
    102,049.48x = 4,158,989,822.66
  5. Step 5: Solve for x
    x = 4,158,989,822.66/102,049.48
  6. Step 6: Final answer
    x = 40,754.64

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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.