Home / 57,621.57-86,513.02-29,561.42

Finding the Fourth Proportional to 57,621.57, 86,513.02 and 29,561.42

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Solution

The fourth proportional to 57,621.57, 86,513.02 and 29,561.42 is: 44,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,621.57 : 86,513.02 = 29,561.42 : x
  2. Step 2: Convert to fraction form
    57,621.57/86,513.02 = 29,561.42/x
  3. Step 3: Cross multiply
    57,621.57x = 86,513.02 × 29,561.42
  4. Step 4: Simplify right side
    57,621.57x = 2,557,447,213.22
  5. Step 5: Solve for x
    x = 2,557,447,213.22/57,621.57
  6. Step 6: Final answer
    x = 44,383.50

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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.