Home / 87,171.64-130,757.46-60,927.64

Finding the Fourth Proportional to 87,171.64, 130,757.46 and 60,927.64

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Solution

The fourth proportional to 87,171.64, 130,757.46 and 60,927.64 is: 91,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,171.64 : 130,757.46 = 60,927.64 : x
  2. Step 2: Convert to fraction form
    87,171.64/130,757.46 = 60,927.64/x
  3. Step 3: Cross multiply
    87,171.64x = 130,757.46 × 60,927.64
  4. Step 4: Simplify right side
    87,171.64x = 7,966,743,450.19
  5. Step 5: Solve for x
    x = 7,966,743,450.19/87,171.64
  6. Step 6: Final answer
    x = 91,391.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.