Home / 92,636.72-127,839.12-50,195.24

Finding the Fourth Proportional to 92,636.72, 127,839.12 and 50,195.24

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Solution

The fourth proportional to 92,636.72, 127,839.12 and 50,195.24 is: 69,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,636.72 : 127,839.12 = 50,195.24 : x
  2. Step 2: Convert to fraction form
    92,636.72/127,839.12 = 50,195.24/x
  3. Step 3: Cross multiply
    92,636.72x = 127,839.12 × 50,195.24
  4. Step 4: Simplify right side
    92,636.72x = 6,416,915,309.79
  5. Step 5: Solve for x
    x = 6,416,915,309.79/92,636.72
  6. Step 6: Final answer
    x = 69,269.67

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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.