Home / 52,650.36-78,892.52-19,324.58

Finding the Fourth Proportional to 52,650.36, 78,892.52 and 19,324.58

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Solution

The fourth proportional to 52,650.36, 78,892.52 and 19,324.58 is: 28,956.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,650.36 : 78,892.52 = 19,324.58 : x
  2. Step 2: Convert to fraction form
    52,650.36/78,892.52 = 19,324.58/x
  3. Step 3: Cross multiply
    52,650.36x = 78,892.52 × 19,324.58
  4. Step 4: Simplify right side
    52,650.36x = 1,524,564,323.06
  5. Step 5: Solve for x
    x = 1,524,564,323.06/52,650.36
  6. Step 6: Final answer
    x = 28,956.39

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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.