Home / 50,992.36-70,377.06-40,212.52

Finding the Fourth Proportional to 50,992.36, 70,377.06 and 40,212.52

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Solution

The fourth proportional to 50,992.36, 70,377.06 and 40,212.52 is: 55,499.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,992.36 : 70,377.06 = 40,212.52 : x
  2. Step 2: Convert to fraction form
    50,992.36/70,377.06 = 40,212.52/x
  3. Step 3: Cross multiply
    50,992.36x = 70,377.06 × 40,212.52
  4. Step 4: Simplify right side
    50,992.36x = 2,830,038,932.79
  5. Step 5: Solve for x
    x = 2,830,038,932.79/50,992.36
  6. Step 6: Final answer
    x = 55,499.27

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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.