Home / 186,072.40-279,108.60-184,517.20

Finding the Fourth Proportional to 186,072.40, 279,108.60 and 184,517.20

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Solution

The fourth proportional to 186,072.40, 279,108.60 and 184,517.20 is: 276,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,072.40 : 279,108.60 = 184,517.20 : x
  2. Step 2: Convert to fraction form
    186,072.40/279,108.60 = 184,517.20/x
  3. Step 3: Cross multiply
    186,072.40x = 279,108.60 × 184,517.20
  4. Step 4: Simplify right side
    186,072.40x = 51,500,337,367.92
  5. Step 5: Solve for x
    x = 51,500,337,367.92/186,072.40
  6. Step 6: Final answer
    x = 276,775.80

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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.