Home / 268,828.06-370,979.78-147,966.75

Finding the Fourth Proportional to 268,828.06, 370,979.78 and 147,966.75

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Solution

The fourth proportional to 268,828.06, 370,979.78 and 147,966.75 is: 204,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,828.06 : 370,979.78 = 147,966.75 : x
  2. Step 2: Convert to fraction form
    268,828.06/370,979.78 = 147,966.75/x
  3. Step 3: Cross multiply
    268,828.06x = 370,979.78 × 147,966.75
  4. Step 4: Simplify right side
    268,828.06x = 54,892,672,362.32
  5. Step 5: Solve for x
    x = 54,892,672,362.32/268,828.06
  6. Step 6: Final answer
    x = 204,192.50

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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.