Home / 50,103.91-69,154.74-31,237.39

Finding the Fourth Proportional to 50,103.91, 69,154.74 and 31,237.39

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Solution

The fourth proportional to 50,103.91, 69,154.74 and 31,237.39 is: 43,114.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,103.91 : 69,154.74 = 31,237.39 : x
  2. Step 2: Convert to fraction form
    50,103.91/69,154.74 = 31,237.39/x
  3. Step 3: Cross multiply
    50,103.91x = 69,154.74 × 31,237.39
  4. Step 4: Simplify right side
    50,103.91x = 2,160,213,583.73
  5. Step 5: Solve for x
    x = 2,160,213,583.73/50,103.91
  6. Step 6: Final answer
    x = 43,114.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.