Home / 54,858.75-75,705.08-29,708.25

Finding the Fourth Proportional to 54,858.75, 75,705.08 and 29,708.25

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Solution

The fourth proportional to 54,858.75, 75,705.08 and 29,708.25 is: 40,997.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,858.75 : 75,705.08 = 29,708.25 : x
  2. Step 2: Convert to fraction form
    54,858.75/75,705.08 = 29,708.25/x
  3. Step 3: Cross multiply
    54,858.75x = 75,705.08 × 29,708.25
  4. Step 4: Simplify right side
    54,858.75x = 2,249,065,294.37
  5. Step 5: Solve for x
    x = 2,249,065,294.37/54,858.75
  6. Step 6: Final answer
    x = 40,997.39

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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.