Home / 57,006.24-78,649.41-36,888.56

Finding the Fourth Proportional to 57,006.24, 78,649.41 and 36,888.56

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Solution

The fourth proportional to 57,006.24, 78,649.41 and 36,888.56 is: 50,893.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,006.24 : 78,649.41 = 36,888.56 : x
  2. Step 2: Convert to fraction form
    57,006.24/78,649.41 = 36,888.56/x
  3. Step 3: Cross multiply
    57,006.24x = 78,649.41 × 36,888.56
  4. Step 4: Simplify right side
    57,006.24x = 2,901,263,479.75
  5. Step 5: Solve for x
    x = 2,901,263,479.75/57,006.24
  6. Step 6: Final answer
    x = 50,893.79

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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.