Home / 57,136.52-85,760.20-27,575.16

Finding the Fourth Proportional to 57,136.52, 85,760.20 and 27,575.16

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Solution

The fourth proportional to 57,136.52, 85,760.20 and 27,575.16 is: 41,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,136.52 : 85,760.20 = 27,575.16 : x
  2. Step 2: Convert to fraction form
    57,136.52/85,760.20 = 27,575.16/x
  3. Step 3: Cross multiply
    57,136.52x = 85,760.20 × 27,575.16
  4. Step 4: Simplify right side
    57,136.52x = 2,364,851,236.63
  5. Step 5: Solve for x
    x = 2,364,851,236.63/57,136.52
  6. Step 6: Final answer
    x = 41,389.49

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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.