Home / 51,997.48-77,996.16-16,937.08

Finding the Fourth Proportional to 51,997.48, 77,996.16 and 16,937.08

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Solution

The fourth proportional to 51,997.48, 77,996.16 and 16,937.08 is: 25,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,997.48 : 77,996.16 = 16,937.08 : x
  2. Step 2: Convert to fraction form
    51,997.48/77,996.16 = 16,937.08/x
  3. Step 3: Cross multiply
    51,997.48x = 77,996.16 × 16,937.08
  4. Step 4: Simplify right side
    51,997.48x = 1,321,027,201.61
  5. Step 5: Solve for x
    x = 1,321,027,201.61/51,997.48
  6. Step 6: Final answer
    x = 25,405.60

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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.