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Finding the Fourth Proportional to 201,399.99, 302,099.99 and 95,899.11

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Solution

The fourth proportional to 201,399.99, 302,099.99 and 95,899.11 is: 143,848.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,399.99 : 302,099.99 = 95,899.11 : x
  2. Step 2: Convert to fraction form
    201,399.99/302,099.99 = 95,899.11/x
  3. Step 3: Cross multiply
    201,399.99x = 302,099.99 × 95,899.11
  4. Step 4: Simplify right side
    201,399.99x = 28,971,120,798.38
  5. Step 5: Solve for x
    x = 28,971,120,798.38/201,399.99
  6. Step 6: Final answer
    x = 143,848.67

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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.