Home / 43,019.49-59,370.58-25,120.21

Finding the Fourth Proportional to 43,019.49, 59,370.58 and 25,120.21

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Solution

The fourth proportional to 43,019.49, 59,370.58 and 25,120.21 is: 34,668.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,019.49 : 59,370.58 = 25,120.21 : x
  2. Step 2: Convert to fraction form
    43,019.49/59,370.58 = 25,120.21/x
  3. Step 3: Cross multiply
    43,019.49x = 59,370.58 × 25,120.21
  4. Step 4: Simplify right side
    43,019.49x = 1,491,401,311.82
  5. Step 5: Solve for x
    x = 1,491,401,311.82/43,019.49
  6. Step 6: Final answer
    x = 34,668.04

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Double scale
Find fourth proportional to 43,020.49, 59,371.96 and 25,121.21
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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.