Home / 87,098.55-130,648.04-23,919.56

Finding the Fourth Proportional to 87,098.55, 130,648.04 and 23,919.56

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Solution

The fourth proportional to 87,098.55, 130,648.04 and 23,919.56 is: 35,879.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,098.55 : 130,648.04 = 23,919.56 : x
  2. Step 2: Convert to fraction form
    87,098.55/130,648.04 = 23,919.56/x
  3. Step 3: Cross multiply
    87,098.55x = 130,648.04 × 23,919.56
  4. Step 4: Simplify right side
    87,098.55x = 3,125,042,858.82
  5. Step 5: Solve for x
    x = 3,125,042,858.82/87,098.55
  6. Step 6: Final answer
    x = 35,879.39

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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.