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Finding the Fourth Proportional to 201,668.67, 302,690.04 and 101,898.93

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Solution

The fourth proportional to 201,668.67, 302,690.04 and 101,898.93 is: 152,942.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,668.67 : 302,690.04 = 101,898.93 : x
  2. Step 2: Convert to fraction form
    201,668.67/302,690.04 = 101,898.93/x
  3. Step 3: Cross multiply
    201,668.67x = 302,690.04 × 101,898.93
  4. Step 4: Simplify right side
    201,668.67x = 30,843,791,197.66
  5. Step 5: Solve for x
    x = 30,843,791,197.66/201,668.67
  6. Step 6: Final answer
    x = 152,942.90

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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.