Home / 193,365.20-290,014.32-53,091.02

Finding the Fourth Proportional to 193,365.20, 290,014.32 and 53,091.02

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Solution

The fourth proportional to 193,365.20, 290,014.32 and 53,091.02 is: 79,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,365.20 : 290,014.32 = 53,091.02 : x
  2. Step 2: Convert to fraction form
    193,365.20/290,014.32 = 53,091.02/x
  3. Step 3: Cross multiply
    193,365.20x = 290,014.32 × 53,091.02
  4. Step 4: Simplify right side
    193,365.20x = 15,397,156,063.41
  5. Step 5: Solve for x
    x = 15,397,156,063.41/193,365.20
  6. Step 6: Final answer
    x = 79,627.34

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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.