Home / 106,118.94-146,424.60-63,112.80

Finding the Fourth Proportional to 106,118.94, 146,424.60 and 63,112.80

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Solution

The fourth proportional to 106,118.94, 146,424.60 and 63,112.80 is: 87,084.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,118.94 : 146,424.60 = 63,112.80 : x
  2. Step 2: Convert to fraction form
    106,118.94/146,424.60 = 63,112.80/x
  3. Step 3: Cross multiply
    106,118.94x = 146,424.60 × 63,112.80
  4. Step 4: Simplify right side
    106,118.94x = 9,241,266,494.88
  5. Step 5: Solve for x
    x = 9,241,266,494.88/106,118.94
  6. Step 6: Final answer
    x = 87,084.04

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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.