Home / 51,427.06-70,940.78-29,914.38

Finding the Fourth Proportional to 51,427.06, 70,940.78 and 29,914.38

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Solution

The fourth proportional to 51,427.06, 70,940.78 and 29,914.38 is: 41,265.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,427.06 : 70,940.78 = 29,914.38 : x
  2. Step 2: Convert to fraction form
    51,427.06/70,940.78 = 29,914.38/x
  3. Step 3: Cross multiply
    51,427.06x = 70,940.78 × 29,914.38
  4. Step 4: Simplify right side
    51,427.06x = 2,122,149,525.20
  5. Step 5: Solve for x
    x = 2,122,149,525.20/51,427.06
  6. Step 6: Final answer
    x = 41,265.23

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1.5x scale

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.