Home / 197,552.18-272,622-106,908.14

Finding the Fourth Proportional to 197,552.18, 272,622 and 106,908.14

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Solution

The fourth proportional to 197,552.18, 272,622 and 106,908.14 is: 147,533.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,552.18 : 272,622 = 106,908.14 : x
  2. Step 2: Convert to fraction form
    197,552.18/272,622 = 106,908.14/x
  3. Step 3: Cross multiply
    197,552.18x = 272,622 × 106,908.14
  4. Step 4: Simplify right side
    197,552.18x = 29,145,509,579.97
  5. Step 5: Solve for x
    x = 29,145,509,579.97/197,552.18
  6. Step 6: Final answer
    x = 147,533.23

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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.