Home / 186,470.10-279,705.15-97,896.60

Finding the Fourth Proportional to 186,470.10, 279,705.15 and 97,896.60

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Solution

The fourth proportional to 186,470.10, 279,705.15 and 97,896.60 is: 146,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,470.10 : 279,705.15 = 97,896.60 : x
  2. Step 2: Convert to fraction form
    186,470.10/279,705.15 = 97,896.60/x
  3. Step 3: Cross multiply
    186,470.10x = 279,705.15 × 97,896.60
  4. Step 4: Simplify right side
    186,470.10x = 27,382,183,187.49
  5. Step 5: Solve for x
    x = 27,382,183,187.49/186,470.10
  6. Step 6: Final answer
    x = 146,844.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.