Home / 131,824.26-181,950.03-75,268.44

Finding the Fourth Proportional to 131,824.26, 181,950.03 and 75,268.44

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Solution

The fourth proportional to 131,824.26, 181,950.03 and 75,268.44 is: 103,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,824.26 : 181,950.03 = 75,268.44 : x
  2. Step 2: Convert to fraction form
    131,824.26/181,950.03 = 75,268.44/x
  3. Step 3: Cross multiply
    131,824.26x = 181,950.03 × 75,268.44
  4. Step 4: Simplify right side
    131,824.26x = 13,695,094,916.05
  5. Step 5: Solve for x
    x = 13,695,094,916.05/131,824.26
  6. Step 6: Final answer
    x = 103,889.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.