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Finding the Fourth Proportional to 111,830.82, 167,740.80 and 41,704.68

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Solution

The fourth proportional to 111,830.82, 167,740.80 and 41,704.68 is: 62,555.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,830.82 : 167,740.80 = 41,704.68 : x
  2. Step 2: Convert to fraction form
    111,830.82/167,740.80 = 41,704.68/x
  3. Step 3: Cross multiply
    111,830.82x = 167,740.80 × 41,704.68
  4. Step 4: Simplify right side
    111,830.82x = 6,995,576,386.94
  5. Step 5: Solve for x
    x = 6,995,576,386.94/111,830.82
  6. Step 6: Final answer
    x = 62,555.00

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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.