Home / 104,057.09-156,022.42-40,801.42

Finding the Fourth Proportional to 104,057.09, 156,022.42 and 40,801.42

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Solution

The fourth proportional to 104,057.09, 156,022.42 and 40,801.42 is: 61,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,057.09 : 156,022.42 = 40,801.42 : x
  2. Step 2: Convert to fraction form
    104,057.09/156,022.42 = 40,801.42/x
  3. Step 3: Cross multiply
    104,057.09x = 156,022.42 × 40,801.42
  4. Step 4: Simplify right side
    104,057.09x = 6,365,936,533.87
  5. Step 5: Solve for x
    x = 6,365,936,533.87/104,057.09
  6. Step 6: Final answer
    x = 61,177.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.