Home / 106,444.44-146,906.64-61,136.60

Finding the Fourth Proportional to 106,444.44, 146,906.64 and 61,136.60

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Solution

The fourth proportional to 106,444.44, 146,906.64 and 61,136.60 is: 84,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,444.44 : 146,906.64 = 61,136.60 : x
  2. Step 2: Convert to fraction form
    106,444.44/146,906.64 = 61,136.60/x
  3. Step 3: Cross multiply
    106,444.44x = 146,906.64 × 61,136.60
  4. Step 4: Simplify right side
    106,444.44x = 8,981,372,487.02
  5. Step 5: Solve for x
    x = 8,981,372,487.02/106,444.44
  6. Step 6: Final answer
    x = 84,376.15

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1.5x scale

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.