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Finding the Fourth Proportional to 21,998.66, 32,997.37 and 10,598.02

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Solution

The fourth proportional to 21,998.66, 32,997.37 and 10,598.02 is: 15,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,998.66 : 32,997.37 = 10,598.02 : x
  2. Step 2: Convert to fraction form
    21,998.66/32,997.37 = 10,598.02/x
  3. Step 3: Cross multiply
    21,998.66x = 32,997.37 × 10,598.02
  4. Step 4: Simplify right side
    21,998.66x = 349,706,678.22
  5. Step 5: Solve for x
    x = 349,706,678.22/21,998.66
  6. Step 6: Final answer
    x = 15,896.72

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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.