Home / 40,655.21-56,105.91-25,136.21

Finding the Fourth Proportional to 40,655.21, 56,105.91 and 25,136.21

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Solution

The fourth proportional to 40,655.21, 56,105.91 and 25,136.21 is: 34,689.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,655.21 : 56,105.91 = 25,136.21 : x
  2. Step 2: Convert to fraction form
    40,655.21/56,105.91 = 25,136.21/x
  3. Step 3: Cross multiply
    40,655.21x = 56,105.91 × 25,136.21
  4. Step 4: Simplify right side
    40,655.21x = 1,410,289,655.47
  5. Step 5: Solve for x
    x = 1,410,289,655.47/40,655.21
  6. Step 6: Final answer
    x = 34,689.03

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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.