Home / 158,378.90-237,494.11-91,837.94

Finding the Fourth Proportional to 158,378.90, 237,494.11 and 91,837.94

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Solution

The fourth proportional to 158,378.90, 237,494.11 and 91,837.94 is: 137,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,378.90 : 237,494.11 = 91,837.94 : x
  2. Step 2: Convert to fraction form
    158,378.90/237,494.11 = 91,837.94/x
  3. Step 3: Cross multiply
    158,378.90x = 237,494.11 × 91,837.94
  4. Step 4: Simplify right side
    158,378.90x = 21,810,969,824.53
  5. Step 5: Solve for x
    x = 21,810,969,824.53/158,378.90
  6. Step 6: Final answer
    x = 137,713.86

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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.