Home / 38,828.37-53,570.26-31,645.94

Finding the Fourth Proportional to 38,828.37, 53,570.26 and 31,645.94

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Solution

The fourth proportional to 38,828.37, 53,570.26 and 31,645.94 is: 43,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,828.37 : 53,570.26 = 31,645.94 : x
  2. Step 2: Convert to fraction form
    38,828.37/53,570.26 = 31,645.94/x
  3. Step 3: Cross multiply
    38,828.37x = 53,570.26 × 31,645.94
  4. Step 4: Simplify right side
    38,828.37x = 1,695,280,807.66
  5. Step 5: Solve for x
    x = 1,695,280,807.66/38,828.37
  6. Step 6: Final answer
    x = 43,660.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.