Home / 57,524.36-86,307.30-20,089.94

Finding the Fourth Proportional to 57,524.36, 86,307.30 and 20,089.94

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Solution

The fourth proportional to 57,524.36, 86,307.30 and 20,089.94 is: 30,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,524.36 : 86,307.30 = 20,089.94 : x
  2. Step 2: Convert to fraction form
    57,524.36/86,307.30 = 20,089.94/x
  3. Step 3: Cross multiply
    57,524.36x = 86,307.30 × 20,089.94
  4. Step 4: Simplify right side
    57,524.36x = 1,733,908,478.56
  5. Step 5: Solve for x
    x = 1,733,908,478.56/57,524.36
  6. Step 6: Final answer
    x = 30,142.16

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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.