Home / 176,149.20-263,446.20-148,155.60

Finding the Fourth Proportional to 176,149.20, 263,446.20 and 148,155.60

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Solution

The fourth proportional to 176,149.20, 263,446.20 and 148,155.60 is: 221,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,149.20 : 263,446.20 = 148,155.60 : x
  2. Step 2: Convert to fraction form
    176,149.20/263,446.20 = 148,155.60/x
  3. Step 3: Cross multiply
    176,149.20x = 263,446.20 × 148,155.60
  4. Step 4: Simplify right side
    176,149.20x = 39,031,029,828.72
  5. Step 5: Solve for x
    x = 39,031,029,828.72/176,149.20
  6. Step 6: Final answer
    x = 221,579.38

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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.