Home / 53,782.27-74,218.55-29,908.73

Finding the Fourth Proportional to 53,782.27, 74,218.55 and 29,908.73

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Solution

The fourth proportional to 53,782.27, 74,218.55 and 29,908.73 is: 41,273.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,782.27 : 74,218.55 = 29,908.73 : x
  2. Step 2: Convert to fraction form
    53,782.27/74,218.55 = 29,908.73/x
  3. Step 3: Cross multiply
    53,782.27x = 74,218.55 × 29,908.73
  4. Step 4: Simplify right side
    53,782.27x = 2,219,782,608.94
  5. Step 5: Solve for x
    x = 2,219,782,608.94/53,782.27
  6. Step 6: Final answer
    x = 41,273.50

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1.5x scale

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.