Home / 57,530.24-86,295.36-18,090.80

Finding the Fourth Proportional to 57,530.24, 86,295.36 and 18,090.80

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Solution

The fourth proportional to 57,530.24, 86,295.36 and 18,090.80 is: 27,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,530.24 : 86,295.36 = 18,090.80 : x
  2. Step 2: Convert to fraction form
    57,530.24/86,295.36 = 18,090.80/x
  3. Step 3: Cross multiply
    57,530.24x = 86,295.36 × 18,090.80
  4. Step 4: Simplify right side
    57,530.24x = 1,561,152,098.69
  5. Step 5: Solve for x
    x = 1,561,152,098.69/57,530.24
  6. Step 6: Final answer
    x = 27,136.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.