Home / 75,270.53-112,906.00-25,385.67

Finding the Fourth Proportional to 75,270.53, 112,906.00 and 25,385.67

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Solution

The fourth proportional to 75,270.53, 112,906.00 and 25,385.67 is: 38,078.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,270.53 : 112,906.00 = 25,385.67 : x
  2. Step 2: Convert to fraction form
    75,270.53/112,906.00 = 25,385.67/x
  3. Step 3: Cross multiply
    75,270.53x = 112,906.00 × 25,385.67
  4. Step 4: Simplify right side
    75,270.53x = 2,866,194,393.56
  5. Step 5: Solve for x
    x = 2,866,194,393.56/75,270.53
  6. Step 6: Final answer
    x = 38,078.57

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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.