Home / 54,537.30-75,236.21-31,877.25

Finding the Fourth Proportional to 54,537.30, 75,236.21 and 31,877.25

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Solution

The fourth proportional to 54,537.30, 75,236.21 and 31,877.25 is: 43,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,537.30 : 75,236.21 = 31,877.25 : x
  2. Step 2: Convert to fraction form
    54,537.30/75,236.21 = 31,877.25/x
  3. Step 3: Cross multiply
    54,537.30x = 75,236.21 × 31,877.25
  4. Step 4: Simplify right side
    54,537.30x = 2,398,323,315.84
  5. Step 5: Solve for x
    x = 2,398,323,315.84/54,537.30
  6. Step 6: Final answer
    x = 43,975.84

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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.