Home / 57,736.68-86,599.40-39,136.24

Finding the Fourth Proportional to 57,736.68, 86,599.40 and 39,136.24

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Solution

The fourth proportional to 57,736.68, 86,599.40 and 39,136.24 is: 58,700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,736.68 : 86,599.40 = 39,136.24 : x
  2. Step 2: Convert to fraction form
    57,736.68/86,599.40 = 39,136.24/x
  3. Step 3: Cross multiply
    57,736.68x = 86,599.40 × 39,136.24
  4. Step 4: Simplify right side
    57,736.68x = 3,389,174,902.26
  5. Step 5: Solve for x
    x = 3,389,174,902.26/57,736.68
  6. Step 6: Final answer
    x = 58,700.55

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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.