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Finding the Fourth Proportional to 57,893.04, 79,891.20 and 32,397.84

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Solution

The fourth proportional to 57,893.04, 79,891.20 and 32,397.84 is: 44,708.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,893.04 : 79,891.20 = 32,397.84 : x
  2. Step 2: Convert to fraction form
    57,893.04/79,891.20 = 32,397.84/x
  3. Step 3: Cross multiply
    57,893.04x = 79,891.20 × 32,397.84
  4. Step 4: Simplify right side
    57,893.04x = 2,588,302,315.01
  5. Step 5: Solve for x
    x = 2,588,302,315.01/57,893.04
  6. Step 6: Final answer
    x = 44,708.35

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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.