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Finding the Fourth Proportional to 168,759, 233,078.76 and 114,950.70

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Solution

The fourth proportional to 168,759, 233,078.76 and 114,950.70 is: 158,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,759 : 233,078.76 = 114,950.70 : x
  2. Step 2: Convert to fraction form
    168,759/233,078.76 = 114,950.70/x
  3. Step 3: Cross multiply
    168,759x = 233,078.76 × 114,950.70
  4. Step 4: Simplify right side
    168,759x = 26,792,566,617.13
  5. Step 5: Solve for x
    x = 26,792,566,617.13/168,759
  6. Step 6: Final answer
    x = 158,762.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.