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Finding the Fourth Proportional to 116,608.07, 174,911.51 and 100,764.96

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Solution

The fourth proportional to 116,608.07, 174,911.51 and 100,764.96 is: 151,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,608.07 : 174,911.51 = 100,764.96 : x
  2. Step 2: Convert to fraction form
    116,608.07/174,911.51 = 100,764.96/x
  3. Step 3: Cross multiply
    116,608.07x = 174,911.51 × 100,764.96
  4. Step 4: Simplify right side
    116,608.07x = 17,624,950,804.86
  5. Step 5: Solve for x
    x = 17,624,950,804.86/116,608.07
  6. Step 6: Final answer
    x = 151,146.93

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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.