Home / 106,198.42-146,530.28-61,460.50

Finding the Fourth Proportional to 106,198.42, 146,530.28 and 61,460.50

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Solution

The fourth proportional to 106,198.42, 146,530.28 and 61,460.50 is: 84,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,198.42 : 146,530.28 = 61,460.50 : x
  2. Step 2: Convert to fraction form
    106,198.42/146,530.28 = 61,460.50/x
  3. Step 3: Cross multiply
    106,198.42x = 146,530.28 × 61,460.50
  4. Step 4: Simplify right side
    106,198.42x = 9,005,824,273.94
  5. Step 5: Solve for x
    x = 9,005,824,273.94/106,198.42
  6. Step 6: Final answer
    x = 84,801.87

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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.