Home / 53,147.83-73,341.31-29,274

Finding the Fourth Proportional to 53,147.83, 73,341.31 and 29,274

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Solution

The fourth proportional to 53,147.83, 73,341.31 and 29,274 is: 40,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147.83 : 73,341.31 = 29,274 : x
  2. Step 2: Convert to fraction form
    53,147.83/73,341.31 = 29,274/x
  3. Step 3: Cross multiply
    53,147.83x = 73,341.31 × 29,274
  4. Step 4: Simplify right side
    53,147.83x = 2,146,993,508.94
  5. Step 5: Solve for x
    x = 2,146,993,508.94/53,147.83
  6. Step 6: Final answer
    x = 40,396.64

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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.