Home / 123,983.46-171,093.60-70,273.44

Finding the Fourth Proportional to 123,983.46, 171,093.60 and 70,273.44

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Solution

The fourth proportional to 123,983.46, 171,093.60 and 70,273.44 is: 96,975.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,983.46 : 171,093.60 = 70,273.44 : x
  2. Step 2: Convert to fraction form
    123,983.46/171,093.60 = 70,273.44/x
  3. Step 3: Cross multiply
    123,983.46x = 171,093.60 × 70,273.44
  4. Step 4: Simplify right side
    123,983.46x = 12,023,335,833.98
  5. Step 5: Solve for x
    x = 12,023,335,833.98/123,983.46
  6. Step 6: Final answer
    x = 96,975.32

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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.