Home / 49,343.65-74,020.16-13,804.98

Finding the Fourth Proportional to 49,343.65, 74,020.16 and 13,804.98

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Solution

The fourth proportional to 49,343.65, 74,020.16 and 13,804.98 is: 20,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,343.65 : 74,020.16 = 13,804.98 : x
  2. Step 2: Convert to fraction form
    49,343.65/74,020.16 = 13,804.98/x
  3. Step 3: Cross multiply
    49,343.65x = 74,020.16 × 13,804.98
  4. Step 4: Simplify right side
    49,343.65x = 1,021,846,828.40
  5. Step 5: Solve for x
    x = 1,021,846,828.40/49,343.65
  6. Step 6: Final answer
    x = 20,708.78

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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.