Home / 53,634.25-74,015.27-34,771.38

Finding the Fourth Proportional to 53,634.25, 74,015.27 and 34,771.38

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Solution

The fourth proportional to 53,634.25, 74,015.27 and 34,771.38 is: 47,984.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,634.25 : 74,015.27 = 34,771.38 : x
  2. Step 2: Convert to fraction form
    53,634.25/74,015.27 = 34,771.38/x
  3. Step 3: Cross multiply
    53,634.25x = 74,015.27 × 34,771.38
  4. Step 4: Simplify right side
    53,634.25x = 2,573,613,078.97
  5. Step 5: Solve for x
    x = 2,573,613,078.97/53,634.25
  6. Step 6: Final answer
    x = 47,984.51

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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.