Home / 47,855.30-71,750.55-25,369.70

Finding the Fourth Proportional to 47,855.30, 71,750.55 and 25,369.70

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Solution

The fourth proportional to 47,855.30, 71,750.55 and 25,369.70 is: 38,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.30 : 71,750.55 = 25,369.70 : x
  2. Step 2: Convert to fraction form
    47,855.30/71,750.55 = 25,369.70/x
  3. Step 3: Cross multiply
    47,855.30x = 71,750.55 × 25,369.70
  4. Step 4: Simplify right side
    47,855.30x = 1,820,289,928.34
  5. Step 5: Solve for x
    x = 1,820,289,928.34/47,855.30
  6. Step 6: Final answer
    x = 38,037.37

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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.