Home / 41,759.58-57,683.43-31,130.76

Finding the Fourth Proportional to 41,759.58, 57,683.43 and 31,130.76

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Solution

The fourth proportional to 41,759.58, 57,683.43 and 31,130.76 is: 43,001.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,759.58 : 57,683.43 = 31,130.76 : x
  2. Step 2: Convert to fraction form
    41,759.58/57,683.43 = 31,130.76/x
  3. Step 3: Cross multiply
    41,759.58x = 57,683.43 × 31,130.76
  4. Step 4: Simplify right side
    41,759.58x = 1,795,729,015.31
  5. Step 5: Solve for x
    x = 1,795,729,015.31/41,759.58
  6. Step 6: Final answer
    x = 43,001.61

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Half scale
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Double scale
Find fourth proportional to 41,760.58, 57,684.81 and 31,131.76
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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.