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Finding the Fourth Proportional to 186,014.62, 278,971.23 and 51,046.69

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Solution

The fourth proportional to 186,014.62, 278,971.23 and 51,046.69 is: 76,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,014.62 : 278,971.23 = 51,046.69 : x
  2. Step 2: Convert to fraction form
    186,014.62/278,971.23 = 51,046.69/x
  3. Step 3: Cross multiply
    186,014.62x = 278,971.23 × 51,046.69
  4. Step 4: Simplify right side
    186,014.62x = 14,240,556,501.87
  5. Step 5: Solve for x
    x = 14,240,556,501.87/186,014.62
  6. Step 6: Final answer
    x = 76,556.11

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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.