Home / 142,533.87-196,717.50-82,092.75

Finding the Fourth Proportional to 142,533.87, 196,717.50 and 82,092.75

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Solution

The fourth proportional to 142,533.87, 196,717.50 and 82,092.75 is: 113,299.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,533.87 : 196,717.50 = 82,092.75 : x
  2. Step 2: Convert to fraction form
    142,533.87/196,717.50 = 82,092.75/x
  3. Step 3: Cross multiply
    142,533.87x = 196,717.50 × 82,092.75
  4. Step 4: Simplify right side
    142,533.87x = 16,149,080,548.13
  5. Step 5: Solve for x
    x = 16,149,080,548.13/142,533.87
  6. Step 6: Final answer
    x = 113,299.95

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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.