Home / 87,067.52-130,582.76-27,887.32

Finding the Fourth Proportional to 87,067.52, 130,582.76 and 27,887.32

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Solution

The fourth proportional to 87,067.52, 130,582.76 and 27,887.32 is: 41,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,067.52 : 130,582.76 = 27,887.32 : x
  2. Step 2: Convert to fraction form
    87,067.52/130,582.76 = 27,887.32/x
  3. Step 3: Cross multiply
    87,067.52x = 130,582.76 × 27,887.32
  4. Step 4: Simplify right side
    87,067.52x = 3,641,603,214.60
  5. Step 5: Solve for x
    x = 3,641,603,214.60/87,067.52
  6. Step 6: Final answer
    x = 41,825.05

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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.