Home / 87,177.48-130,816.67-36,571.98

Finding the Fourth Proportional to 87,177.48, 130,816.67 and 36,571.98

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Solution

The fourth proportional to 87,177.48, 130,816.67 and 36,571.98 is: 54,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,177.48 : 130,816.67 = 36,571.98 : x
  2. Step 2: Convert to fraction form
    87,177.48/130,816.67 = 36,571.98/x
  3. Step 3: Cross multiply
    87,177.48x = 130,816.67 × 36,571.98
  4. Step 4: Simplify right side
    87,177.48x = 4,784,224,638.91
  5. Step 5: Solve for x
    x = 4,784,224,638.91/87,177.48
  6. Step 6: Final answer
    x = 54,879.13

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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.