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Finding the Fourth Proportional to 201,400.85, 302,101.25 and 95,899.97

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Solution

The fourth proportional to 201,400.85, 302,101.25 and 95,899.97 is: 143,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,400.85 : 302,101.25 = 95,899.97 : x
  2. Step 2: Convert to fraction form
    201,400.85/302,101.25 = 95,899.97/x
  3. Step 3: Cross multiply
    201,400.85x = 302,101.25 × 95,899.97
  4. Step 4: Simplify right side
    201,400.85x = 28,971,501,087.72
  5. Step 5: Solve for x
    x = 28,971,501,087.72/201,400.85
  6. Step 6: Final answer
    x = 143,849.94

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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.