Home / 102,744.16-154,204.08-73,234.24

Finding the Fourth Proportional to 102,744.16, 154,204.08 and 73,234.24

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Solution

The fourth proportional to 102,744.16, 154,204.08 and 73,234.24 is: 109,913.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,744.16 : 154,204.08 = 73,234.24 : x
  2. Step 2: Convert to fraction form
    102,744.16/154,204.08 = 73,234.24/x
  3. Step 3: Cross multiply
    102,744.16x = 154,204.08 × 73,234.24
  4. Step 4: Simplify right side
    102,744.16x = 11,293,018,603.70
  5. Step 5: Solve for x
    x = 11,293,018,603.70/102,744.16
  6. Step 6: Final answer
    x = 109,913.97

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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.