Home / 276,383.54-381,273.99-168,767.35

Finding the Fourth Proportional to 276,383.54, 381,273.99 and 168,767.35

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Solution

The fourth proportional to 276,383.54, 381,273.99 and 168,767.35 is: 232,816.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,383.54 : 381,273.99 = 168,767.35 : x
  2. Step 2: Convert to fraction form
    276,383.54/381,273.99 = 168,767.35/x
  3. Step 3: Cross multiply
    276,383.54x = 381,273.99 × 168,767.35
  4. Step 4: Simplify right side
    276,383.54x = 64,346,599,330.16
  5. Step 5: Solve for x
    x = 64,346,599,330.16/276,383.54
  6. Step 6: Final answer
    x = 232,816.32

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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.