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Finding the Fourth Proportional to 53,491.97, 73,820.03 and 29,293.94

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Solution

The fourth proportional to 53,491.97, 73,820.03 and 29,293.94 is: 40,426.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,491.97 : 73,820.03 = 29,293.94 : x
  2. Step 2: Convert to fraction form
    53,491.97/73,820.03 = 29,293.94/x
  3. Step 3: Cross multiply
    53,491.97x = 73,820.03 × 29,293.94
  4. Step 4: Simplify right side
    53,491.97x = 2,162,479,014.05
  5. Step 5: Solve for x
    x = 2,162,479,014.05/53,491.97
  6. Step 6: Final answer
    x = 40,426.24

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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.