Home / 197,079.50-271,969.64-106,435.48

Finding the Fourth Proportional to 197,079.50, 271,969.64 and 106,435.48

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Solution

The fourth proportional to 197,079.50, 271,969.64 and 106,435.48 is: 146,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,079.50 : 271,969.64 = 106,435.48 : x
  2. Step 2: Convert to fraction form
    197,079.50/271,969.64 = 106,435.48/x
  3. Step 3: Cross multiply
    197,079.50x = 271,969.64 × 106,435.48
  4. Step 4: Simplify right side
    197,079.50x = 28,947,219,276.97
  5. Step 5: Solve for x
    x = 28,947,219,276.97/197,079.50
  6. Step 6: Final answer
    x = 146,880.93

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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.