Home / 54,815.83-75,646.07-29,665.33

Finding the Fourth Proportional to 54,815.83, 75,646.07 and 29,665.33

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Solution

The fourth proportional to 54,815.83, 75,646.07 and 29,665.33 is: 40,938.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,815.83 : 75,646.07 = 29,665.33 : x
  2. Step 2: Convert to fraction form
    54,815.83/75,646.07 = 29,665.33/x
  3. Step 3: Cross multiply
    54,815.83x = 75,646.07 × 29,665.33
  4. Step 4: Simplify right side
    54,815.83x = 2,244,065,629.75
  5. Step 5: Solve for x
    x = 2,244,065,629.75/54,815.83
  6. Step 6: Final answer
    x = 40,938.28

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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.