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Finding the Fourth Proportional to 55,697.68, 83,546.34 and 14,144.68

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Solution

The fourth proportional to 55,697.68, 83,546.34 and 14,144.68 is: 21,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,697.68 : 83,546.34 = 14,144.68 : x
  2. Step 2: Convert to fraction form
    55,697.68/83,546.34 = 14,144.68/x
  3. Step 3: Cross multiply
    55,697.68x = 83,546.34 × 14,144.68
  4. Step 4: Simplify right side
    55,697.68x = 1,181,736,244.47
  5. Step 5: Solve for x
    x = 1,181,736,244.47/55,697.68
  6. Step 6: Final answer
    x = 21,216.97

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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.