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Finding the Fourth Proportional to 186,325.61, 279,081.07 and 144,094.64

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Solution

The fourth proportional to 186,325.61, 279,081.07 and 144,094.64 is: 215,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,325.61 : 279,081.07 = 144,094.64 : x
  2. Step 2: Convert to fraction form
    186,325.61/279,081.07 = 144,094.64/x
  3. Step 3: Cross multiply
    186,325.61x = 279,081.07 × 144,094.64
  4. Step 4: Simplify right side
    186,325.61x = 40,214,084,556.82
  5. Step 5: Solve for x
    x = 40,214,084,556.82/186,325.61
  6. Step 6: Final answer
    x = 215,826.94

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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.