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Finding the Fourth Proportional to 56,197.80, 84,296.70 and 54,010.80

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Solution

The fourth proportional to 56,197.80, 84,296.70 and 54,010.80 is: 81,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,197.80 : 84,296.70 = 54,010.80 : x
  2. Step 2: Convert to fraction form
    56,197.80/84,296.70 = 54,010.80/x
  3. Step 3: Cross multiply
    56,197.80x = 84,296.70 × 54,010.80
  4. Step 4: Simplify right side
    56,197.80x = 4,552,932,204.36
  5. Step 5: Solve for x
    x = 4,552,932,204.36/56,197.80
  6. Step 6: Final answer
    x = 81,016.20

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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.