Home / 123,984.46-171,094.98-70,274.44

Finding the Fourth Proportional to 123,984.46, 171,094.98 and 70,274.44

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Solution

The fourth proportional to 123,984.46, 171,094.98 and 70,274.44 is: 96,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,984.46 : 171,094.98 = 70,274.44 : x
  2. Step 2: Convert to fraction form
    123,984.46/171,094.98 = 70,274.44/x
  3. Step 3: Cross multiply
    123,984.46x = 171,094.98 × 70,274.44
  4. Step 4: Simplify right side
    123,984.46x = 12,023,603,906.31
  5. Step 5: Solve for x
    x = 12,023,603,906.31/123,984.46
  6. Step 6: Final answer
    x = 96,976.70

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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.