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Finding the Fourth Proportional to 58,673.97, 81,014.45 and 36,043.99

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Solution

The fourth proportional to 58,673.97, 81,014.45 and 36,043.99 is: 49,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,673.97 : 81,014.45 = 36,043.99 : x
  2. Step 2: Convert to fraction form
    58,673.97/81,014.45 = 36,043.99/x
  3. Step 3: Cross multiply
    58,673.97x = 81,014.45 × 36,043.99
  4. Step 4: Simplify right side
    58,673.97x = 2,920,083,642.90
  5. Step 5: Solve for x
    x = 2,920,083,642.90/58,673.97
  6. Step 6: Final answer
    x = 49,767.96

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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.