Home / 54,537.71-75,236.78-31,877.66

Finding the Fourth Proportional to 54,537.71, 75,236.78 and 31,877.66

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Solution

The fourth proportional to 54,537.71, 75,236.78 and 31,877.66 is: 43,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,537.71 : 75,236.78 = 31,877.66 : x
  2. Step 2: Convert to fraction form
    54,537.71/75,236.78 = 31,877.66/x
  3. Step 3: Cross multiply
    54,537.71x = 75,236.78 × 31,877.66
  4. Step 4: Simplify right side
    54,537.71x = 2,398,372,492.33
  5. Step 5: Solve for x
    x = 2,398,372,492.33/54,537.71
  6. Step 6: Final answer
    x = 43,976.41

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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.