Home / 48,151.95-72,213.83-18,144.54

Finding the Fourth Proportional to 48,151.95, 72,213.83 and 18,144.54

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Solution

The fourth proportional to 48,151.95, 72,213.83 and 18,144.54 is: 27,211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,151.95 : 72,213.83 = 18,144.54 : x
  2. Step 2: Convert to fraction form
    48,151.95/72,213.83 = 18,144.54/x
  3. Step 3: Cross multiply
    48,151.95x = 72,213.83 × 18,144.54
  4. Step 4: Simplify right side
    48,151.95x = 1,310,286,771.67
  5. Step 5: Solve for x
    x = 1,310,286,771.67/48,151.95
  6. Step 6: Final answer
    x = 27,211.50

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1.5x scale

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.