Home / 197,466.45-272,503.40-106,822.11

Finding the Fourth Proportional to 197,466.45, 272,503.40 and 106,822.11

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Solution

The fourth proportional to 197,466.45, 272,503.40 and 106,822.11 is: 147,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,466.45 : 272,503.40 = 106,822.11 : x
  2. Step 2: Convert to fraction form
    197,466.45/272,503.40 = 106,822.11/x
  3. Step 3: Cross multiply
    197,466.45x = 272,503.40 × 106,822.11
  4. Step 4: Simplify right side
    197,466.45x = 29,109,388,170.17
  5. Step 5: Solve for x
    x = 29,109,388,170.17/197,466.45
  6. Step 6: Final answer
    x = 147,414.35

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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.