Home / 182,380.39-251,711.37-131,561.53

Finding the Fourth Proportional to 182,380.39, 251,711.37 and 131,561.53

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Solution

The fourth proportional to 182,380.39, 251,711.37 and 131,561.53 is: 181,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,380.39 : 251,711.37 = 131,561.53 : x
  2. Step 2: Convert to fraction form
    182,380.39/251,711.37 = 131,561.53/x
  3. Step 3: Cross multiply
    182,380.39x = 251,711.37 × 131,561.53
  4. Step 4: Simplify right side
    182,380.39x = 33,115,532,955.60
  5. Step 5: Solve for x
    x = 33,115,532,955.60/182,380.39
  6. Step 6: Final answer
    x = 181,573.98

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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.