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Finding the Fourth Proportional to 186,149.59, 277,118.99 and 185,042.43

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Solution

The fourth proportional to 186,149.59, 277,118.99 and 185,042.43 is: 275,470.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,149.59 : 277,118.99 = 185,042.43 : x
  2. Step 2: Convert to fraction form
    186,149.59/277,118.99 = 185,042.43/x
  3. Step 3: Cross multiply
    186,149.59x = 277,118.99 × 185,042.43
  4. Step 4: Simplify right side
    186,149.59x = 51,278,771,308.75
  5. Step 5: Solve for x
    x = 51,278,771,308.75/186,149.59
  6. Step 6: Final answer
    x = 275,470.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.