Home / 102,394.37-153,566.94-52,448.75

Finding the Fourth Proportional to 102,394.37, 153,566.94 and 52,448.75

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Solution

The fourth proportional to 102,394.37, 153,566.94 and 52,448.75 is: 78,660.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,394.37 : 153,566.94 = 52,448.75 : x
  2. Step 2: Convert to fraction form
    102,394.37/153,566.94 = 52,448.75/x
  3. Step 3: Cross multiply
    102,394.37x = 153,566.94 × 52,448.75
  4. Step 4: Simplify right side
    102,394.37x = 8,054,394,044.33
  5. Step 5: Solve for x
    x = 8,054,394,044.33/102,394.37
  6. Step 6: Final answer
    x = 78,660.52

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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.