Home / 158,687.21-238,029.80-40,357.53

Finding the Fourth Proportional to 158,687.21, 238,029.80 and 40,357.53

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Solution

The fourth proportional to 158,687.21, 238,029.80 and 40,357.53 is: 60,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,687.21 : 238,029.80 = 40,357.53 : x
  2. Step 2: Convert to fraction form
    158,687.21/238,029.80 = 40,357.53/x
  3. Step 3: Cross multiply
    158,687.21x = 238,029.80 × 40,357.53
  4. Step 4: Simplify right side
    158,687.21x = 9,606,294,794.39
  5. Step 5: Solve for x
    x = 9,606,294,794.39/158,687.21
  6. Step 6: Final answer
    x = 60,536.04

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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.