Home / 239,883.02-331,036.37-132,450.69

Finding the Fourth Proportional to 239,883.02, 331,036.37 and 132,450.69

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Solution

The fourth proportional to 239,883.02, 331,036.37 and 132,450.69 is: 182,780.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,883.02 : 331,036.37 = 132,450.69 : x
  2. Step 2: Convert to fraction form
    239,883.02/331,036.37 = 132,450.69/x
  3. Step 3: Cross multiply
    239,883.02x = 331,036.37 × 132,450.69
  4. Step 4: Simplify right side
    239,883.02x = 43,845,996,697.42
  5. Step 5: Solve for x
    x = 43,845,996,697.42/239,883.02
  6. Step 6: Final answer
    x = 182,780.74

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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.