Home / 54,810.08-75,617.68-35,972.80

Finding the Fourth Proportional to 54,810.08, 75,617.68 and 35,972.80

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Solution

The fourth proportional to 54,810.08, 75,617.68 and 35,972.80 is: 49,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,810.08 : 75,617.68 = 35,972.80 : x
  2. Step 2: Convert to fraction form
    54,810.08/75,617.68 = 35,972.80/x
  3. Step 3: Cross multiply
    54,810.08x = 75,617.68 × 35,972.80
  4. Step 4: Simplify right side
    54,810.08x = 2,720,179,679.10
  5. Step 5: Solve for x
    x = 2,720,179,679.10/54,810.08
  6. Step 6: Final answer
    x = 49,629.19

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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.