Home / 101,687.48-140,281.26-63,982.52

Finding the Fourth Proportional to 101,687.48, 140,281.26 and 63,982.52

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Solution

The fourth proportional to 101,687.48, 140,281.26 and 63,982.52 is: 88,266.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,687.48 : 140,281.26 = 63,982.52 : x
  2. Step 2: Convert to fraction form
    101,687.48/140,281.26 = 63,982.52/x
  3. Step 3: Cross multiply
    101,687.48x = 140,281.26 × 63,982.52
  4. Step 4: Simplify right side
    101,687.48x = 8,975,548,523.58
  5. Step 5: Solve for x
    x = 8,975,548,523.58/101,687.48
  6. Step 6: Final answer
    x = 88,266.01

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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.