Home / 101,563.56-140,144.58-59,115.24

Finding the Fourth Proportional to 101,563.56, 140,144.58 and 59,115.24

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Solution

The fourth proportional to 101,563.56, 140,144.58 and 59,115.24 is: 81,571.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,563.56 : 140,144.58 = 59,115.24 : x
  2. Step 2: Convert to fraction form
    101,563.56/140,144.58 = 59,115.24/x
  3. Step 3: Cross multiply
    101,563.56x = 140,144.58 × 59,115.24
  4. Step 4: Simplify right side
    101,563.56x = 8,284,680,481.40
  5. Step 5: Solve for x
    x = 8,284,680,481.40/101,563.56
  6. Step 6: Final answer
    x = 81,571.39

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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.