Home / 197,080.34-271,970.80-106,436.33

Finding the Fourth Proportional to 197,080.34, 271,970.80 and 106,436.33

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Solution

The fourth proportional to 197,080.34, 271,970.80 and 106,436.33 is: 146,882.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,080.34 : 271,970.80 = 106,436.33 : x
  2. Step 2: Convert to fraction form
    197,080.34/271,970.80 = 106,436.33/x
  3. Step 3: Cross multiply
    197,080.34x = 271,970.80 × 106,436.33
  4. Step 4: Simplify right side
    197,080.34x = 28,947,572,791.92
  5. Step 5: Solve for x
    x = 28,947,572,791.92/197,080.34
  6. Step 6: Final answer
    x = 146,882.09

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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.