Home / 49,478.42-74,208.44-14,409.74

Finding the Fourth Proportional to 49,478.42, 74,208.44 and 14,409.74

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Solution

The fourth proportional to 49,478.42, 74,208.44 and 14,409.74 is: 21,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,478.42 : 74,208.44 = 14,409.74 : x
  2. Step 2: Convert to fraction form
    49,478.42/74,208.44 = 14,409.74/x
  3. Step 3: Cross multiply
    49,478.42x = 74,208.44 × 14,409.74
  4. Step 4: Simplify right side
    49,478.42x = 1,069,324,326.21
  5. Step 5: Solve for x
    x = 1,069,324,326.21/49,478.42
  6. Step 6: Final answer
    x = 21,611.93

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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.