Home / 51,606.26-71,213.01-28,943.54

Finding the Fourth Proportional to 51,606.26, 71,213.01 and 28,943.54

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Solution

The fourth proportional to 51,606.26, 71,213.01 and 28,943.54 is: 39,940.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,606.26 : 71,213.01 = 28,943.54 : x
  2. Step 2: Convert to fraction form
    51,606.26/71,213.01 = 28,943.54/x
  3. Step 3: Cross multiply
    51,606.26x = 71,213.01 × 28,943.54
  4. Step 4: Simplify right side
    51,606.26x = 2,061,156,603.46
  5. Step 5: Solve for x
    x = 2,061,156,603.46/51,606.26
  6. Step 6: Final answer
    x = 39,940.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.