Home / 57,093.79-78,782.85-32,898.28

Finding the Fourth Proportional to 57,093.79, 78,782.85 and 32,898.28

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Solution

The fourth proportional to 57,093.79, 78,782.85 and 32,898.28 is: 45,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,093.79 : 78,782.85 = 32,898.28 : x
  2. Step 2: Convert to fraction form
    57,093.79/78,782.85 = 32,898.28/x
  3. Step 3: Cross multiply
    57,093.79x = 78,782.85 × 32,898.28
  4. Step 4: Simplify right side
    57,093.79x = 2,591,820,004.19
  5. Step 5: Solve for x
    x = 2,591,820,004.19/57,093.79
  6. Step 6: Final answer
    x = 45,395.83

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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.