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Finding the Fourth Proportional to 32,598.70, 44,984.64 and 20,021.02

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Solution

The fourth proportional to 32,598.70, 44,984.64 and 20,021.02 is: 27,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,598.70 : 44,984.64 = 20,021.02 : x
  2. Step 2: Convert to fraction form
    32,598.70/44,984.64 = 20,021.02/x
  3. Step 3: Cross multiply
    32,598.70x = 44,984.64 × 20,021.02
  4. Step 4: Simplify right side
    32,598.70x = 900,638,377.13
  5. Step 5: Solve for x
    x = 900,638,377.13/32,598.70
  6. Step 6: Final answer
    x = 27,628.05

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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.