Home / 56,779.41-85,177.35-17,331.41

Finding the Fourth Proportional to 56,779.41, 85,177.35 and 17,331.41

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Solution

The fourth proportional to 56,779.41, 85,177.35 and 17,331.41 is: 25,999.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,779.41 : 85,177.35 = 17,331.41 : x
  2. Step 2: Convert to fraction form
    56,779.41/85,177.35 = 17,331.41/x
  3. Step 3: Cross multiply
    56,779.41x = 85,177.35 × 17,331.41
  4. Step 4: Simplify right side
    56,779.41x = 1,476,243,149.68
  5. Step 5: Solve for x
    x = 1,476,243,149.68/56,779.41
  6. Step 6: Final answer
    x = 25,999.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.