Home / 185,069.40-277,433.94-66,711.84

Finding the Fourth Proportional to 185,069.40, 277,433.94 and 66,711.84

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Solution

The fourth proportional to 185,069.40, 277,433.94 and 66,711.84 is: 100,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,069.40 : 277,433.94 = 66,711.84 : x
  2. Step 2: Convert to fraction form
    185,069.40/277,433.94 = 66,711.84/x
  3. Step 3: Cross multiply
    185,069.40x = 277,433.94 × 66,711.84
  4. Step 4: Simplify right side
    185,069.40x = 18,508,128,615.85
  5. Step 5: Solve for x
    x = 18,508,128,615.85/185,069.40
  6. Step 6: Final answer
    x = 100,006.42

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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.