Home / 180,830.43-271,263.87-47,719.89

Finding the Fourth Proportional to 180,830.43, 271,263.87 and 47,719.89

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Solution

The fourth proportional to 180,830.43, 271,263.87 and 47,719.89 is: 71,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,830.43 : 271,263.87 = 47,719.89 : x
  2. Step 2: Convert to fraction form
    180,830.43/271,263.87 = 47,719.89/x
  3. Step 3: Cross multiply
    180,830.43x = 271,263.87 × 47,719.89
  4. Step 4: Simplify right side
    180,830.43x = 12,944,682,037.37
  5. Step 5: Solve for x
    x = 12,944,682,037.37/180,830.43
  6. Step 6: Final answer
    x = 71,584.64

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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.