Home / 57,923.80-86,721.85-36,811.48

Finding the Fourth Proportional to 57,923.80, 86,721.85 and 36,811.48

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Solution

The fourth proportional to 57,923.80, 86,721.85 and 36,811.48 is: 55,113.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,923.80 : 86,721.85 = 36,811.48 : x
  2. Step 2: Convert to fraction form
    57,923.80/86,721.85 = 36,811.48/x
  3. Step 3: Cross multiply
    57,923.80x = 86,721.85 × 36,811.48
  4. Step 4: Simplify right side
    57,923.80x = 3,192,359,646.84
  5. Step 5: Solve for x
    x = 3,192,359,646.84/57,923.80
  6. Step 6: Final answer
    x = 55,113.09

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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.