Home / 31,723.93-43,779.05-17,577.01

Finding the Fourth Proportional to 31,723.93, 43,779.05 and 17,577.01

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Solution

The fourth proportional to 31,723.93, 43,779.05 and 17,577.01 is: 24,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,723.93 : 43,779.05 = 17,577.01 : x
  2. Step 2: Convert to fraction form
    31,723.93/43,779.05 = 17,577.01/x
  3. Step 3: Cross multiply
    31,723.93x = 43,779.05 × 17,577.01
  4. Step 4: Simplify right side
    31,723.93x = 769,504,799.64
  5. Step 5: Solve for x
    x = 769,504,799.64/31,723.93
  6. Step 6: Final answer
    x = 24,256.29

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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.