Home / 71,283.24-106,923.65-21,362.54

Finding the Fourth Proportional to 71,283.24, 106,923.65 and 21,362.54

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Solution

The fourth proportional to 71,283.24, 106,923.65 and 21,362.54 is: 32,043.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,283.24 : 106,923.65 = 21,362.54 : x
  2. Step 2: Convert to fraction form
    71,283.24/106,923.65 = 21,362.54/x
  3. Step 3: Cross multiply
    71,283.24x = 106,923.65 × 21,362.54
  4. Step 4: Simplify right side
    71,283.24x = 2,284,160,108.64
  5. Step 5: Solve for x
    x = 2,284,160,108.64/71,283.24
  6. Step 6: Final answer
    x = 32,043.44

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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.