Home / 49,875.44-74,791.32-14,817.20

Finding the Fourth Proportional to 49,875.44, 74,791.32 and 14,817.20

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Solution

The fourth proportional to 49,875.44, 74,791.32 and 14,817.20 is: 22,219.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,875.44 : 74,791.32 = 14,817.20 : x
  2. Step 2: Convert to fraction form
    49,875.44/74,791.32 = 14,817.20/x
  3. Step 3: Cross multiply
    49,875.44x = 74,791.32 × 14,817.20
  4. Step 4: Simplify right side
    49,875.44x = 1,108,197,946.70
  5. Step 5: Solve for x
    x = 1,108,197,946.70/49,875.44
  6. Step 6: Final answer
    x = 22,219.31

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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.