Home / 248,001.41-342,268.67-140,559.90

Finding the Fourth Proportional to 248,001.41, 342,268.67 and 140,559.90

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Solution

The fourth proportional to 248,001.41, 342,268.67 and 140,559.90 is: 193,987.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,001.41 : 342,268.67 = 140,559.90 : x
  2. Step 2: Convert to fraction form
    248,001.41/342,268.67 = 140,559.90/x
  3. Step 3: Cross multiply
    248,001.41x = 342,268.67 × 140,559.90
  4. Step 4: Simplify right side
    248,001.41x = 48,109,250,379.73
  5. Step 5: Solve for x
    x = 48,109,250,379.73/248,001.41
  6. Step 6: Final answer
    x = 193,987.81

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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.