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Finding the Fourth Proportional to 61,253.66, 91,883.62 and 16,879.43

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Solution

The fourth proportional to 61,253.66, 91,883.62 and 16,879.43 is: 25,320.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,253.66 : 91,883.62 = 16,879.43 : x
  2. Step 2: Convert to fraction form
    61,253.66/91,883.62 = 16,879.43/x
  3. Step 3: Cross multiply
    61,253.66x = 91,883.62 × 16,879.43
  4. Step 4: Simplify right side
    61,253.66x = 1,550,942,672.52
  5. Step 5: Solve for x
    x = 1,550,942,672.52/61,253.66
  6. Step 6: Final answer
    x = 25,320.00

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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.