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Finding the Fourth Proportional to 101,699.60, 152,536.42 and 26,825.38

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Solution

The fourth proportional to 101,699.60, 152,536.42 and 26,825.38 is: 40,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,699.60 : 152,536.42 = 26,825.38 : x
  2. Step 2: Convert to fraction form
    101,699.60/152,536.42 = 26,825.38/x
  3. Step 3: Cross multiply
    101,699.60x = 152,536.42 × 26,825.38
  4. Step 4: Simplify right side
    101,699.60x = 4,091,846,931.64
  5. Step 5: Solve for x
    x = 4,091,846,931.64/101,699.60
  6. Step 6: Final answer
    x = 40,234.64

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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.