Home / 147,825.41-203,999.00-79,842.35

Finding the Fourth Proportional to 147,825.41, 203,999.00 and 79,842.35

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Solution

The fourth proportional to 147,825.41, 203,999.00 and 79,842.35 is: 110,182.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,825.41 : 203,999.00 = 79,842.35 : x
  2. Step 2: Convert to fraction form
    147,825.41/203,999.00 = 79,842.35/x
  3. Step 3: Cross multiply
    147,825.41x = 203,999.00 × 79,842.35
  4. Step 4: Simplify right side
    147,825.41x = 16,287,759,668.44
  5. Step 5: Solve for x
    x = 16,287,759,668.44/147,825.41
  6. Step 6: Final answer
    x = 110,182.41

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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.