Home / 146,018.84-218,995.23-67,057.16

Finding the Fourth Proportional to 146,018.84, 218,995.23 and 67,057.16

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Solution

The fourth proportional to 146,018.84, 218,995.23 and 67,057.16 is: 100,570.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,018.84 : 218,995.23 = 67,057.16 : x
  2. Step 2: Convert to fraction form
    146,018.84/218,995.23 = 67,057.16/x
  3. Step 3: Cross multiply
    146,018.84x = 218,995.23 × 67,057.16
  4. Step 4: Simplify right side
    146,018.84x = 14,685,198,177.35
  5. Step 5: Solve for x
    x = 14,685,198,177.35/146,018.84
  6. Step 6: Final answer
    x = 100,570.57

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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.