Home / 57,580.80-79,325.37-54,923.46

Finding the Fourth Proportional to 57,580.80, 79,325.37 and 54,923.46

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Solution

The fourth proportional to 57,580.80, 79,325.37 and 54,923.46 is: 75,664.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,580.80 : 79,325.37 = 54,923.46 : x
  2. Step 2: Convert to fraction form
    57,580.80/79,325.37 = 54,923.46/x
  3. Step 3: Cross multiply
    57,580.80x = 79,325.37 × 54,923.46
  4. Step 4: Simplify right side
    57,580.80x = 4,356,823,786.18
  5. Step 5: Solve for x
    x = 4,356,823,786.18/57,580.80
  6. Step 6: Final answer
    x = 75,664.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.