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Finding the Fourth Proportional to 61,940.16, 92,944.08 and 26,879.76

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Solution

The fourth proportional to 61,940.16, 92,944.08 and 26,879.76 is: 40,334.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,940.16 : 92,944.08 = 26,879.76 : x
  2. Step 2: Convert to fraction form
    61,940.16/92,944.08 = 26,879.76/x
  3. Step 3: Cross multiply
    61,940.16x = 92,944.08 × 26,879.76
  4. Step 4: Simplify right side
    61,940.16x = 2,498,314,563.82
  5. Step 5: Solve for x
    x = 2,498,314,563.82/61,940.16
  6. Step 6: Final answer
    x = 40,334.33

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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.