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Finding the Fourth Proportional to 53,798.56, 74,240.92 and 29,924.72

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Solution

The fourth proportional to 53,798.56, 74,240.92 and 29,924.72 is: 41,295.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,798.56 : 74,240.92 = 29,924.72 : x
  2. Step 2: Convert to fraction form
    53,798.56/74,240.92 = 29,924.72/x
  3. Step 3: Cross multiply
    53,798.56x = 74,240.92 × 29,924.72
  4. Step 4: Simplify right side
    53,798.56x = 2,221,638,743.54
  5. Step 5: Solve for x
    x = 2,221,638,743.54/53,798.56
  6. Step 6: Final answer
    x = 41,295.51

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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.