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Finding the Fourth Proportional to 111,835.29, 167,747.48 and 41,709.14

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Solution

The fourth proportional to 111,835.29, 167,747.48 and 41,709.14 is: 62,561.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,835.29 : 167,747.48 = 41,709.14 : x
  2. Step 2: Convert to fraction form
    111,835.29/167,747.48 = 41,709.14/x
  3. Step 3: Cross multiply
    111,835.29x = 167,747.48 × 41,709.14
  4. Step 4: Simplify right side
    111,835.29x = 6,996,602,080.68
  5. Step 5: Solve for x
    x = 6,996,602,080.68/111,835.29
  6. Step 6: Final answer
    x = 62,561.67

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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.