Home / 58,797.43-81,141.03-31,940.16

Finding the Fourth Proportional to 58,797.43, 81,141.03 and 31,940.16

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Solution

The fourth proportional to 58,797.43, 81,141.03 and 31,940.16 is: 44,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,797.43 : 81,141.03 = 31,940.16 : x
  2. Step 2: Convert to fraction form
    58,797.43/81,141.03 = 31,940.16/x
  3. Step 3: Cross multiply
    58,797.43x = 81,141.03 × 31,940.16
  4. Step 4: Simplify right side
    58,797.43x = 2,591,657,075.06
  5. Step 5: Solve for x
    x = 2,591,657,075.06/58,797.43
  6. Step 6: Final answer
    x = 44,077.73

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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.