Home / 102,219.72-153,318.76-27,347.41

Finding the Fourth Proportional to 102,219.72, 153,318.76 and 27,347.41

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Solution

The fourth proportional to 102,219.72, 153,318.76 and 27,347.41 is: 41,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,219.72 : 153,318.76 = 27,347.41 : x
  2. Step 2: Convert to fraction form
    102,219.72/153,318.76 = 27,347.41/x
  3. Step 3: Cross multiply
    102,219.72x = 153,318.76 × 27,347.41
  4. Step 4: Simplify right side
    102,219.72x = 4,192,870,990.41
  5. Step 5: Solve for x
    x = 4,192,870,990.41/102,219.72
  6. Step 6: Final answer
    x = 41,018.22

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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.