Home / 107,455.44-148,250.61-61,481.50

Finding the Fourth Proportional to 107,455.44, 148,250.61 and 61,481.50

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Solution

The fourth proportional to 107,455.44, 148,250.61 and 61,481.50 is: 84,822.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,455.44 : 148,250.61 = 61,481.50 : x
  2. Step 2: Convert to fraction form
    107,455.44/148,250.61 = 61,481.50/x
  3. Step 3: Cross multiply
    107,455.44x = 148,250.61 × 61,481.50
  4. Step 4: Simplify right side
    107,455.44x = 9,114,669,878.72
  5. Step 5: Solve for x
    x = 9,114,669,878.72/107,455.44
  6. Step 6: Final answer
    x = 84,822.79

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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.