Home / 51,749.04-71,370.36-31,842.48

Finding the Fourth Proportional to 51,749.04, 71,370.36 and 31,842.48

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Solution

The fourth proportional to 51,749.04, 71,370.36 and 31,842.48 is: 43,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,749.04 : 71,370.36 = 31,842.48 : x
  2. Step 2: Convert to fraction form
    51,749.04/71,370.36 = 31,842.48/x
  3. Step 3: Cross multiply
    51,749.04x = 71,370.36 × 31,842.48
  4. Step 4: Simplify right side
    51,749.04x = 2,272,609,260.89
  5. Step 5: Solve for x
    x = 2,272,609,260.89/51,749.04
  6. Step 6: Final answer
    x = 43,915.97

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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.