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Finding the Fourth Proportional to 186,350.43, 279,291.14 and 100,958.01

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Solution

The fourth proportional to 186,350.43, 279,291.14 and 100,958.01 is: 151,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,350.43 : 279,291.14 = 100,958.01 : x
  2. Step 2: Convert to fraction form
    186,350.43/279,291.14 = 100,958.01/x
  3. Step 3: Cross multiply
    186,350.43x = 279,291.14 × 100,958.01
  4. Step 4: Simplify right side
    186,350.43x = 28,196,677,705.03
  5. Step 5: Solve for x
    x = 28,196,677,705.03/186,350.43
  6. Step 6: Final answer
    x = 151,309.97

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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.