Home / 57,729.48-86,529.46-37,777.36

Finding the Fourth Proportional to 57,729.48, 86,529.46 and 37,777.36

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Solution

The fourth proportional to 57,729.48, 86,529.46 and 37,777.36 is: 56,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,729.48 : 86,529.46 = 37,777.36 : x
  2. Step 2: Convert to fraction form
    57,729.48/86,529.46 = 37,777.36/x
  3. Step 3: Cross multiply
    57,729.48x = 86,529.46 × 37,777.36
  4. Step 4: Simplify right side
    57,729.48x = 3,268,853,939.49
  5. Step 5: Solve for x
    x = 3,268,853,939.49/57,729.48
  6. Step 6: Final answer
    x = 56,623.66

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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.