Home / 39,112.66-54,020.03-26,515.54

Finding the Fourth Proportional to 39,112.66, 54,020.03 and 26,515.54

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Solution

The fourth proportional to 39,112.66, 54,020.03 and 26,515.54 is: 36,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,112.66 : 54,020.03 = 26,515.54 : x
  2. Step 2: Convert to fraction form
    39,112.66/54,020.03 = 26,515.54/x
  3. Step 3: Cross multiply
    39,112.66x = 54,020.03 × 26,515.54
  4. Step 4: Simplify right side
    39,112.66x = 1,432,370,266.27
  5. Step 5: Solve for x
    x = 1,432,370,266.27/39,112.66
  6. Step 6: Final answer
    x = 36,621.65

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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.