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Finding the Fourth Proportional to 58,881.29, 81,255.49 and 32,023.21

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Solution

The fourth proportional to 58,881.29, 81,255.49 and 32,023.21 is: 44,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,881.29 : 81,255.49 = 32,023.21 : x
  2. Step 2: Convert to fraction form
    58,881.29/81,255.49 = 32,023.21/x
  3. Step 3: Cross multiply
    58,881.29x = 81,255.49 × 32,023.21
  4. Step 4: Simplify right side
    58,881.29x = 2,602,061,619.92
  5. Step 5: Solve for x
    x = 2,602,061,619.92/58,881.29
  6. Step 6: Final answer
    x = 44,191.65

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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.