Home / 185,222.10-277,668.12-66,867.09

Finding the Fourth Proportional to 185,222.10, 277,668.12 and 66,867.09

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Solution

The fourth proportional to 185,222.10, 277,668.12 and 66,867.09 is: 100,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,222.10 : 277,668.12 = 66,867.09 : x
  2. Step 2: Convert to fraction form
    185,222.10/277,668.12 = 66,867.09/x
  3. Step 3: Cross multiply
    185,222.10x = 277,668.12 × 66,867.09
  4. Step 4: Simplify right side
    185,222.10x = 18,566,859,170.17
  5. Step 5: Solve for x
    x = 18,566,859,170.17/185,222.10
  6. Step 6: Final answer
    x = 100,241.06

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1.5x scale

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.