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Finding the Fourth Proportional to 32,798.33, 45,253.91 and 18,658.97

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Solution

The fourth proportional to 32,798.33, 45,253.91 and 18,658.97 is: 25,744.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,798.33 : 45,253.91 = 18,658.97 : x
  2. Step 2: Convert to fraction form
    32,798.33/45,253.91 = 18,658.97/x
  3. Step 3: Cross multiply
    32,798.33x = 45,253.91 × 18,658.97
  4. Step 4: Simplify right side
    32,798.33x = 844,391,029.51
  5. Step 5: Solve for x
    x = 844,391,029.51/32,798.33
  6. Step 6: Final answer
    x = 25,744.94

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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.