Home / 87,323.83-130,985.75-37,371.56

Finding the Fourth Proportional to 87,323.83, 130,985.75 and 37,371.56

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Solution

The fourth proportional to 87,323.83, 130,985.75 and 37,371.56 is: 56,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,323.83 : 130,985.75 = 37,371.56 : x
  2. Step 2: Convert to fraction form
    87,323.83/130,985.75 = 37,371.56/x
  3. Step 3: Cross multiply
    87,323.83x = 130,985.75 × 37,371.56
  4. Step 4: Simplify right side
    87,323.83x = 4,895,141,687.99
  5. Step 5: Solve for x
    x = 4,895,141,687.99/87,323.83
  6. Step 6: Final answer
    x = 56,057.34

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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.