Home / 158,908.11-238,361.90-40,579.53

Finding the Fourth Proportional to 158,908.11, 238,361.90 and 40,579.53

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Solution

The fourth proportional to 158,908.11, 238,361.90 and 40,579.53 is: 60,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,908.11 : 238,361.90 = 40,579.53 : x
  2. Step 2: Convert to fraction form
    158,908.11/238,361.90 = 40,579.53/x
  3. Step 3: Cross multiply
    158,908.11x = 238,361.90 × 40,579.53
  4. Step 4: Simplify right side
    158,908.11x = 9,672,613,669.01
  5. Step 5: Solve for x
    x = 9,672,613,669.01/158,908.11
  6. Step 6: Final answer
    x = 60,869.23

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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.