Home / 87,042.58-130,574.57-33,735.44

Finding the Fourth Proportional to 87,042.58, 130,574.57 and 33,735.44

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Solution

The fourth proportional to 87,042.58, 130,574.57 and 33,735.44 is: 50,607.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,042.58 : 130,574.57 = 33,735.44 : x
  2. Step 2: Convert to fraction form
    87,042.58/130,574.57 = 33,735.44/x
  3. Step 3: Cross multiply
    87,042.58x = 130,574.57 × 33,735.44
  4. Step 4: Simplify right side
    87,042.58x = 4,404,990,729.52
  5. Step 5: Solve for x
    x = 4,404,990,729.52/87,042.58
  6. Step 6: Final answer
    x = 50,607.31

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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.