Home / 193,886.20-290,845.86-53,644.60

Finding the Fourth Proportional to 193,886.20, 290,845.86 and 53,644.60

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Solution

The fourth proportional to 193,886.20, 290,845.86 and 53,644.60 is: 80,471.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,886.20 : 290,845.86 = 53,644.60 : x
  2. Step 2: Convert to fraction form
    193,886.20/290,845.86 = 53,644.60/x
  3. Step 3: Cross multiply
    193,886.20x = 290,845.86 × 53,644.60
  4. Step 4: Simplify right side
    193,886.20x = 15,602,309,821.36
  5. Step 5: Solve for x
    x = 15,602,309,821.36/193,886.20
  6. Step 6: Final answer
    x = 80,471.48

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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.