Home / 29,780.33-41,069.44-20,234.51

Finding the Fourth Proportional to 29,780.33, 41,069.44 and 20,234.51

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Solution

The fourth proportional to 29,780.33, 41,069.44 and 20,234.51 is: 27,905.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,780.33 : 41,069.44 = 20,234.51 : x
  2. Step 2: Convert to fraction form
    29,780.33/41,069.44 = 20,234.51/x
  3. Step 3: Cross multiply
    29,780.33x = 41,069.44 × 20,234.51
  4. Step 4: Simplify right side
    29,780.33x = 831,020,046.46
  5. Step 5: Solve for x
    x = 831,020,046.46/29,780.33
  6. Step 6: Final answer
    x = 27,905.00

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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.