Home / 61,027.89-91,542.14-21,585.04

Finding the Fourth Proportional to 61,027.89, 91,542.14 and 21,585.04

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Solution

The fourth proportional to 61,027.89, 91,542.14 and 21,585.04 is: 32,377.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,027.89 : 91,542.14 = 21,585.04 : x
  2. Step 2: Convert to fraction form
    61,027.89/91,542.14 = 21,585.04/x
  3. Step 3: Cross multiply
    61,027.89x = 91,542.14 × 21,585.04
  4. Step 4: Simplify right side
    61,027.89x = 1,975,940,753.59
  5. Step 5: Solve for x
    x = 1,975,940,753.59/61,027.89
  6. Step 6: Final answer
    x = 32,377.67

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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.