Home / 54,908.75-75,774.09-29,758.25

Finding the Fourth Proportional to 54,908.75, 75,774.09 and 29,758.25

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Solution

The fourth proportional to 54,908.75, 75,774.09 and 29,758.25 is: 41,066.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,908.75 : 75,774.09 = 29,758.25 : x
  2. Step 2: Convert to fraction form
    54,908.75/75,774.09 = 29,758.25/x
  3. Step 3: Cross multiply
    54,908.75x = 75,774.09 × 29,758.25
  4. Step 4: Simplify right side
    54,908.75x = 2,254,904,313.74
  5. Step 5: Solve for x
    x = 2,254,904,313.74/54,908.75
  6. Step 6: Final answer
    x = 41,066.39

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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.