Home / 193,981.60-290,977.26-53,741.44

Finding the Fourth Proportional to 193,981.60, 290,977.26 and 53,741.44

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Solution

The fourth proportional to 193,981.60, 290,977.26 and 53,741.44 is: 80,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,981.60 : 290,977.26 = 53,741.44 : x
  2. Step 2: Convert to fraction form
    193,981.60/290,977.26 = 53,741.44/x
  3. Step 3: Cross multiply
    193,981.60x = 290,977.26 × 53,741.44
  4. Step 4: Simplify right side
    193,981.60x = 15,637,536,959.65
  5. Step 5: Solve for x
    x = 15,637,536,959.65/193,981.60
  6. Step 6: Final answer
    x = 80,613.51

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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.