Home / 218,579.49-327,869.82-60,807.96

Finding the Fourth Proportional to 218,579.49, 327,869.82 and 60,807.96

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Solution

The fourth proportional to 218,579.49, 327,869.82 and 60,807.96 is: 91,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,579.49 : 327,869.82 = 60,807.96 : x
  2. Step 2: Convert to fraction form
    218,579.49/327,869.82 = 60,807.96/x
  3. Step 3: Cross multiply
    218,579.49x = 327,869.82 × 60,807.96
  4. Step 4: Simplify right side
    218,579.49x = 19,937,094,899.77
  5. Step 5: Solve for x
    x = 19,937,094,899.77/218,579.49
  6. Step 6: Final answer
    x = 91,212.10

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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.