Home / 140,004.24-209,975.16-40,164

Finding the Fourth Proportional to 140,004.24, 209,975.16 and 40,164

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Solution

The fourth proportional to 140,004.24, 209,975.16 and 40,164 is: 60,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,004.24 : 209,975.16 = 40,164 : x
  2. Step 2: Convert to fraction form
    140,004.24/209,975.16 = 40,164/x
  3. Step 3: Cross multiply
    140,004.24x = 209,975.16 × 40,164
  4. Step 4: Simplify right side
    140,004.24x = 8,433,442,326.24
  5. Step 5: Solve for x
    x = 8,433,442,326.24/140,004.24
  6. Step 6: Final answer
    x = 60,237.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.