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Finding the Fourth Proportional to 53,589.58, 73,957.80 and 29,720.92

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Solution

The fourth proportional to 53,589.58, 73,957.80 and 29,720.92 is: 41,017.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,589.58 : 73,957.80 = 29,720.92 : x
  2. Step 2: Convert to fraction form
    53,589.58/73,957.80 = 29,720.92/x
  3. Step 3: Cross multiply
    53,589.58x = 73,957.80 × 29,720.92
  4. Step 4: Simplify right side
    53,589.58x = 2,198,093,857.18
  5. Step 5: Solve for x
    x = 2,198,093,857.18/53,589.58
  6. Step 6: Final answer
    x = 41,017.19

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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.