Home / 58,984.92-81,390-33,829.56

Finding the Fourth Proportional to 58,984.92, 81,390 and 33,829.56

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Solution

The fourth proportional to 58,984.92, 81,390 and 33,829.56 is: 46,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,984.92 : 81,390 = 33,829.56 : x
  2. Step 2: Convert to fraction form
    58,984.92/81,390 = 33,829.56/x
  3. Step 3: Cross multiply
    58,984.92x = 81,390 × 33,829.56
  4. Step 4: Simplify right side
    58,984.92x = 2,753,387,888.40
  5. Step 5: Solve for x
    x = 2,753,387,888.40/58,984.92
  6. Step 6: Final answer
    x = 46,679.52

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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.