Home / 87,048.41-130,581.99-37,133.78

Finding the Fourth Proportional to 87,048.41, 130,581.99 and 37,133.78

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Solution

The fourth proportional to 87,048.41, 130,581.99 and 37,133.78 is: 55,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,048.41 : 130,581.99 = 37,133.78 : x
  2. Step 2: Convert to fraction form
    87,048.41/130,581.99 = 37,133.78/x
  3. Step 3: Cross multiply
    87,048.41x = 130,581.99 × 37,133.78
  4. Step 4: Simplify right side
    87,048.41x = 4,849,002,235.71
  5. Step 5: Solve for x
    x = 4,849,002,235.71/87,048.41
  6. Step 6: Final answer
    x = 55,704.66

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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.