Home / 85,185.83-127,774.11-26,016.89

Finding the Fourth Proportional to 85,185.83, 127,774.11 and 26,016.89

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Solution

The fourth proportional to 85,185.83, 127,774.11 and 26,016.89 is: 39,023.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,185.83 : 127,774.11 = 26,016.89 : x
  2. Step 2: Convert to fraction form
    85,185.83/127,774.11 = 26,016.89/x
  3. Step 3: Cross multiply
    85,185.83x = 127,774.11 × 26,016.89
  4. Step 4: Simplify right side
    85,185.83x = 3,324,284,325.85
  5. Step 5: Solve for x
    x = 3,324,284,325.85/85,185.83
  6. Step 6: Final answer
    x = 39,023.91

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1.5x scale

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.