Home / 49,485.63-74,234.14-14,425.29

Finding the Fourth Proportional to 49,485.63, 74,234.14 and 14,425.29

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Solution

The fourth proportional to 49,485.63, 74,234.14 and 14,425.29 is: 21,639.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,485.63 : 74,234.14 = 14,425.29 : x
  2. Step 2: Convert to fraction form
    49,485.63/74,234.14 = 14,425.29/x
  3. Step 3: Cross multiply
    49,485.63x = 74,234.14 × 14,425.29
  4. Step 4: Simplify right side
    49,485.63x = 1,070,848,961.34
  5. Step 5: Solve for x
    x = 1,070,848,961.34/49,485.63
  6. Step 6: Final answer
    x = 21,639.59

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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.