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Finding the Fourth Proportional to 79,257.94, 118,852.34 and 29,975.38

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Solution

The fourth proportional to 79,257.94, 118,852.34 and 29,975.38 is: 44,950.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,257.94 : 118,852.34 = 29,975.38 : x
  2. Step 2: Convert to fraction form
    79,257.94/118,852.34 = 29,975.38/x
  3. Step 3: Cross multiply
    79,257.94x = 118,852.34 × 29,975.38
  4. Step 4: Simplify right side
    79,257.94x = 3,562,644,055.39
  5. Step 5: Solve for x
    x = 3,562,644,055.39/79,257.94
  6. Step 6: Final answer
    x = 44,950.00

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1.5x scale

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.