Home / 69,343.47-104,030.88-21,961.44

Finding the Fourth Proportional to 69,343.47, 104,030.88 and 21,961.44

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Solution

The fourth proportional to 69,343.47, 104,030.88 and 21,961.44 is: 32,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,343.47 : 104,030.88 = 21,961.44 : x
  2. Step 2: Convert to fraction form
    69,343.47/104,030.88 = 21,961.44/x
  3. Step 3: Cross multiply
    69,343.47x = 104,030.88 × 21,961.44
  4. Step 4: Simplify right side
    69,343.47x = 2,284,667,929.27
  5. Step 5: Solve for x
    x = 2,284,667,929.27/69,343.47
  6. Step 6: Final answer
    x = 32,947.12

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1.5x scale

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.