Home / 50,039.95-69,054.51-27,378.66

Finding the Fourth Proportional to 50,039.95, 69,054.51 and 27,378.66

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Solution

The fourth proportional to 50,039.95, 69,054.51 and 27,378.66 is: 37,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,039.95 : 69,054.51 = 27,378.66 : x
  2. Step 2: Convert to fraction form
    50,039.95/69,054.51 = 27,378.66/x
  3. Step 3: Cross multiply
    50,039.95x = 69,054.51 × 27,378.66
  4. Step 4: Simplify right side
    50,039.95x = 1,890,619,950.76
  5. Step 5: Solve for x
    x = 1,890,619,950.76/50,039.95
  6. Step 6: Final answer
    x = 37,782.21

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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.