Home / 197,636.06-272,737.85-106,992.02

Finding the Fourth Proportional to 197,636.06, 272,737.85 and 106,992.02

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Solution

The fourth proportional to 197,636.06, 272,737.85 and 106,992.02 is: 147,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,636.06 : 272,737.85 = 106,992.02 : x
  2. Step 2: Convert to fraction form
    197,636.06/272,737.85 = 106,992.02/x
  3. Step 3: Cross multiply
    197,636.06x = 272,737.85 × 106,992.02
  4. Step 4: Simplify right side
    197,636.06x = 29,180,774,451.28
  5. Step 5: Solve for x
    x = 29,180,774,451.28/197,636.06
  6. Step 6: Final answer
    x = 147,649.04

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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.