Home / 197,560.20-272,632.56-106,916.34

Finding the Fourth Proportional to 197,560.20, 272,632.56 and 106,916.34

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Solution

The fourth proportional to 197,560.20, 272,632.56 and 106,916.34 is: 147,544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,560.20 : 272,632.56 = 106,916.34 : x
  2. Step 2: Convert to fraction form
    197,560.20/272,632.56 = 106,916.34/x
  3. Step 3: Cross multiply
    197,560.20x = 272,632.56 × 106,916.34
  4. Step 4: Simplify right side
    197,560.20x = 29,148,875,480.03
  5. Step 5: Solve for x
    x = 29,148,875,480.03/197,560.20
  6. Step 6: Final answer
    x = 147,544.27

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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.