Home / 57,837.31-79,817.40-31,996.22

Finding the Fourth Proportional to 57,837.31, 79,817.40 and 31,996.22

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Solution

The fourth proportional to 57,837.31, 79,817.40 and 31,996.22 is: 44,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,837.31 : 79,817.40 = 31,996.22 : x
  2. Step 2: Convert to fraction form
    57,837.31/79,817.40 = 31,996.22/x
  3. Step 3: Cross multiply
    57,837.31x = 79,817.40 × 31,996.22
  4. Step 4: Simplify right side
    57,837.31x = 2,553,854,691.14
  5. Step 5: Solve for x
    x = 2,553,854,691.14/57,837.31
  6. Step 6: Final answer
    x = 44,155.84

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1.5x scale

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.