Home / 186,635.06-279,464.62-102,219.64

Finding the Fourth Proportional to 186,635.06, 279,464.62 and 102,219.64

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Solution

The fourth proportional to 186,635.06, 279,464.62 and 102,219.64 is: 153,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,635.06 : 279,464.62 = 102,219.64 : x
  2. Step 2: Convert to fraction form
    186,635.06/279,464.62 = 102,219.64/x
  3. Step 3: Cross multiply
    186,635.06x = 279,464.62 × 102,219.64
  4. Step 4: Simplify right side
    186,635.06x = 28,566,772,849.14
  5. Step 5: Solve for x
    x = 28,566,772,849.14/186,635.06
  6. Step 6: Final answer
    x = 153,062.20

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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.