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Finding the Fourth Proportional to 49,191, 67,884.30 and 26,835

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Solution

The fourth proportional to 49,191, 67,884.30 and 26,835 is: 37,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,191 : 67,884.30 = 26,835 : x
  2. Step 2: Convert to fraction form
    49,191/67,884.30 = 26,835/x
  3. Step 3: Cross multiply
    49,191x = 67,884.30 × 26,835
  4. Step 4: Simplify right side
    49,191x = 1,821,675,190.50
  5. Step 5: Solve for x
    x = 1,821,675,190.50/49,191
  6. Step 6: Final answer
    x = 37,032.69

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1.5x scale

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.