Home / 106,432.44-146,890.06-61,124.60

Finding the Fourth Proportional to 106,432.44, 146,890.06 and 61,124.60

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Solution

The fourth proportional to 106,432.44, 146,890.06 and 61,124.60 is: 84,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,432.44 : 146,890.06 = 61,124.60 : x
  2. Step 2: Convert to fraction form
    106,432.44/146,890.06 = 61,124.60/x
  3. Step 3: Cross multiply
    106,432.44x = 146,890.06 × 61,124.60
  4. Step 4: Simplify right side
    106,432.44x = 8,978,596,161.48
  5. Step 5: Solve for x
    x = 8,978,596,161.48/106,432.44
  6. Step 6: Final answer
    x = 84,359.58

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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.