Home / 180,828.24-271,211.40-47,709.87

Finding the Fourth Proportional to 180,828.24, 271,211.40 and 47,709.87

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Solution

The fourth proportional to 180,828.24, 271,211.40 and 47,709.87 is: 71,556.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,828.24 : 271,211.40 = 47,709.87 : x
  2. Step 2: Convert to fraction form
    180,828.24/271,211.40 = 47,709.87/x
  3. Step 3: Cross multiply
    180,828.24x = 271,211.40 × 47,709.87
  4. Step 4: Simplify right side
    180,828.24x = 12,939,460,636.52
  5. Step 5: Solve for x
    x = 12,939,460,636.52/180,828.24
  6. Step 6: Final answer
    x = 71,556.64

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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.