Home / 57,057.41-85,604.34-23,780.99

Finding the Fourth Proportional to 57,057.41, 85,604.34 and 23,780.99

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Solution

The fourth proportional to 57,057.41, 85,604.34 and 23,780.99 is: 35,679.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,057.41 : 85,604.34 = 23,780.99 : x
  2. Step 2: Convert to fraction form
    57,057.41/85,604.34 = 23,780.99/x
  3. Step 3: Cross multiply
    57,057.41x = 85,604.34 × 23,780.99
  4. Step 4: Simplify right side
    57,057.41x = 2,035,756,256.69
  5. Step 5: Solve for x
    x = 2,035,756,256.69/57,057.41
  6. Step 6: Final answer
    x = 35,679.08

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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.