Home / 47,650.55-71,448.47-18,049.50

Finding the Fourth Proportional to 47,650.55, 71,448.47 and 18,049.50

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Solution

The fourth proportional to 47,650.55, 71,448.47 and 18,049.50 is: 27,063.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,650.55 : 71,448.47 = 18,049.50 : x
  2. Step 2: Convert to fraction form
    47,650.55/71,448.47 = 18,049.50/x
  3. Step 3: Cross multiply
    47,650.55x = 71,448.47 × 18,049.50
  4. Step 4: Simplify right side
    47,650.55x = 1,289,609,069.02
  5. Step 5: Solve for x
    x = 1,289,609,069.02/47,650.55
  6. Step 6: Final answer
    x = 27,063.89

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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.