Home / 39,136.24-54,007.56-22,140.22

Finding the Fourth Proportional to 39,136.24, 54,007.56 and 22,140.22

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Solution

The fourth proportional to 39,136.24, 54,007.56 and 22,140.22 is: 30,553.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136.24 : 54,007.56 = 22,140.22 : x
  2. Step 2: Convert to fraction form
    39,136.24/54,007.56 = 22,140.22/x
  3. Step 3: Cross multiply
    39,136.24x = 54,007.56 × 22,140.22
  4. Step 4: Simplify right side
    39,136.24x = 1,195,739,260.06
  5. Step 5: Solve for x
    x = 1,195,739,260.06/39,136.24
  6. Step 6: Final answer
    x = 30,553.25

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Find fourth proportional to 39,137.24, 54,008.94 and 22,141.22
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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.