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Finding the Fourth Proportional to 186,079.14, 278,992.37 and 94,669.88

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Solution

The fourth proportional to 186,079.14, 278,992.37 and 94,669.88 is: 141,940.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,079.14 : 278,992.37 = 94,669.88 : x
  2. Step 2: Convert to fraction form
    186,079.14/278,992.37 = 94,669.88/x
  3. Step 3: Cross multiply
    186,079.14x = 278,992.37 × 94,669.88
  4. Step 4: Simplify right side
    186,079.14x = 26,412,172,320.50
  5. Step 5: Solve for x
    x = 26,412,172,320.50/186,079.14
  6. Step 6: Final answer
    x = 141,940.53

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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.