Home / 127,950.58-191,843.75-53,122.37

Finding the Fourth Proportional to 127,950.58, 191,843.75 and 53,122.37

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Solution

The fourth proportional to 127,950.58, 191,843.75 and 53,122.37 is: 79,649.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,950.58 : 191,843.75 = 53,122.37 : x
  2. Step 2: Convert to fraction form
    127,950.58/191,843.75 = 53,122.37/x
  3. Step 3: Cross multiply
    127,950.58x = 191,843.75 × 53,122.37
  4. Step 4: Simplify right side
    127,950.58x = 10,191,195,282.10
  5. Step 5: Solve for x
    x = 10,191,195,282.10/127,950.58
  6. Step 6: Final answer
    x = 79,649.47

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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.