Home / 87,076.44-130,605-23,901.36

Finding the Fourth Proportional to 87,076.44, 130,605 and 23,901.36

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Solution

The fourth proportional to 87,076.44, 130,605 and 23,901.36 is: 35,849.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,076.44 : 130,605 = 23,901.36 : x
  2. Step 2: Convert to fraction form
    87,076.44/130,605 = 23,901.36/x
  3. Step 3: Cross multiply
    87,076.44x = 130,605 × 23,901.36
  4. Step 4: Simplify right side
    87,076.44x = 3,121,637,122.80
  5. Step 5: Solve for x
    x = 3,121,637,122.80/87,076.44
  6. Step 6: Final answer
    x = 35,849.39

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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.