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Finding the Fourth Proportional to 37,259.99, 51,424.77 and 21,949.01

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Solution

The fourth proportional to 37,259.99, 51,424.77 and 21,949.01 is: 30,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,259.99 : 51,424.77 = 21,949.01 : x
  2. Step 2: Convert to fraction form
    37,259.99/51,424.77 = 21,949.01/x
  3. Step 3: Cross multiply
    37,259.99x = 51,424.77 × 21,949.01
  4. Step 4: Simplify right side
    37,259.99x = 1,128,722,533.85
  5. Step 5: Solve for x
    x = 1,128,722,533.85/37,259.99
  6. Step 6: Final answer
    x = 30,293.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.