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Finding the Fourth Proportional to 57,892.96, 79,886.73 and 32,398.00

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Solution

The fourth proportional to 57,892.96, 79,886.73 and 32,398.00 is: 44,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,892.96 : 79,886.73 = 32,398.00 : x
  2. Step 2: Convert to fraction form
    57,892.96/79,886.73 = 32,398.00/x
  3. Step 3: Cross multiply
    57,892.96x = 79,886.73 × 32,398.00
  4. Step 4: Simplify right side
    57,892.96x = 2,588,169,879.11
  5. Step 5: Solve for x
    x = 2,588,169,879.11/57,892.96
  6. Step 6: Final answer
    x = 44,706.13

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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.