Home / 58,738.82-81,059.65-31,881.34

Finding the Fourth Proportional to 58,738.82, 81,059.65 and 31,881.34

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Solution

The fourth proportional to 58,738.82, 81,059.65 and 31,881.34 is: 43,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.82 : 81,059.65 = 31,881.34 : x
  2. Step 2: Convert to fraction form
    58,738.82/81,059.65 = 31,881.34/x
  3. Step 3: Cross multiply
    58,738.82x = 81,059.65 × 31,881.34
  4. Step 4: Simplify right side
    58,738.82x = 2,584,289,856.63
  5. Step 5: Solve for x
    x = 2,584,289,856.63/58,738.82
  6. Step 6: Final answer
    x = 43,996.28

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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.