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Finding the Fourth Proportional to 53,597.73, 73,963 and 29,726.63

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Solution

The fourth proportional to 53,597.73, 73,963 and 29,726.63 is: 41,021.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,597.73 : 73,963 = 29,726.63 : x
  2. Step 2: Convert to fraction form
    53,597.73/73,963 = 29,726.63/x
  3. Step 3: Cross multiply
    53,597.73x = 73,963 × 29,726.63
  4. Step 4: Simplify right side
    53,597.73x = 2,198,670,364.88
  5. Step 5: Solve for x
    x = 2,198,670,364.88/53,597.73
  6. Step 6: Final answer
    x = 41,021.71

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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.