Home / 54,905.57-75,769.68-29,755.07

Finding the Fourth Proportional to 54,905.57, 75,769.68 and 29,755.07

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Solution

The fourth proportional to 54,905.57, 75,769.68 and 29,755.07 is: 41,061.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,905.57 : 75,769.68 = 29,755.07 : x
  2. Step 2: Convert to fraction form
    54,905.57/75,769.68 = 29,755.07/x
  3. Step 3: Cross multiply
    54,905.57x = 75,769.68 × 29,755.07
  4. Step 4: Simplify right side
    54,905.57x = 2,254,532,132.28
  5. Step 5: Solve for x
    x = 2,254,532,132.28/54,905.57
  6. Step 6: Final answer
    x = 41,061.99

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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.