Home / 75,984.43-104,825.49-43,712.06

Finding the Fourth Proportional to 75,984.43, 104,825.49 and 43,712.06

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Solution

The fourth proportional to 75,984.43, 104,825.49 and 43,712.06 is: 60,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,984.43 : 104,825.49 = 43,712.06 : x
  2. Step 2: Convert to fraction form
    75,984.43/104,825.49 = 43,712.06/x
  3. Step 3: Cross multiply
    75,984.43x = 104,825.49 × 43,712.06
  4. Step 4: Simplify right side
    75,984.43x = 4,582,137,666.24
  5. Step 5: Solve for x
    x = 4,582,137,666.24/75,984.43
  6. Step 6: Final answer
    x = 60,303.64

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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.