Home / 58,820.94-81,172.73-31,963.46

Finding the Fourth Proportional to 58,820.94, 81,172.73 and 31,963.46

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Solution

The fourth proportional to 58,820.94, 81,172.73 and 31,963.46 is: 44,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,820.94 : 81,172.73 = 31,963.46 : x
  2. Step 2: Convert to fraction form
    58,820.94/81,172.73 = 31,963.46/x
  3. Step 3: Cross multiply
    58,820.94x = 81,172.73 × 31,963.46
  4. Step 4: Simplify right side
    58,820.94x = 2,594,560,982.49
  5. Step 5: Solve for x
    x = 2,594,560,982.49/58,820.94
  6. Step 6: Final answer
    x = 44,109.48

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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.