Home / 51,040.22-70,412.54-29,806.88

Finding the Fourth Proportional to 51,040.22, 70,412.54 and 29,806.88

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Solution

The fourth proportional to 51,040.22, 70,412.54 and 29,806.88 is: 41,120.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,040.22 : 70,412.54 = 29,806.88 : x
  2. Step 2: Convert to fraction form
    51,040.22/70,412.54 = 29,806.88/x
  3. Step 3: Cross multiply
    51,040.22x = 70,412.54 × 29,806.88
  4. Step 4: Simplify right side
    51,040.22x = 2,098,777,629.18
  5. Step 5: Solve for x
    x = 2,098,777,629.18/51,040.22
  6. Step 6: Final answer
    x = 41,120.08

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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.