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Finding the Fourth Proportional to 110,674.95, 152,858.91 and 80,594.79

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Solution

The fourth proportional to 110,674.95, 152,858.91 and 80,594.79 is: 111,313.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,674.95 : 152,858.91 = 80,594.79 : x
  2. Step 2: Convert to fraction form
    110,674.95/152,858.91 = 80,594.79/x
  3. Step 3: Cross multiply
    110,674.95x = 152,858.91 × 80,594.79
  4. Step 4: Simplify right side
    110,674.95x = 12,319,631,751.08
  5. Step 5: Solve for x
    x = 12,319,631,751.08/110,674.95
  6. Step 6: Final answer
    x = 111,313.64

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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.