Home / 54,991.36-75,887.68-29,840.32

Finding the Fourth Proportional to 54,991.36, 75,887.68 and 29,840.32

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Solution

The fourth proportional to 54,991.36, 75,887.68 and 29,840.32 is: 41,179.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,991.36 : 75,887.68 = 29,840.32 : x
  2. Step 2: Convert to fraction form
    54,991.36/75,887.68 = 29,840.32/x
  3. Step 3: Cross multiply
    54,991.36x = 75,887.68 × 29,840.32
  4. Step 4: Simplify right side
    54,991.36x = 2,264,512,655.26
  5. Step 5: Solve for x
    x = 2,264,512,655.26/54,991.36
  6. Step 6: Final answer
    x = 41,179.43

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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.