Home / 52,745.83-72,789.36-28,874.04

Finding the Fourth Proportional to 52,745.83, 72,789.36 and 28,874.04

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Solution

The fourth proportional to 52,745.83, 72,789.36 and 28,874.04 is: 39,846.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,745.83 : 72,789.36 = 28,874.04 : x
  2. Step 2: Convert to fraction form
    52,745.83/72,789.36 = 28,874.04/x
  3. Step 3: Cross multiply
    52,745.83x = 72,789.36 × 28,874.04
  4. Step 4: Simplify right side
    52,745.83x = 2,101,722,892.21
  5. Step 5: Solve for x
    x = 2,101,722,892.21/52,745.83
  6. Step 6: Final answer
    x = 39,846.24

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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.