Home / 146,234.20-219,383.70-114,741.40

Finding the Fourth Proportional to 146,234.20, 219,383.70 and 114,741.40

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Solution

The fourth proportional to 146,234.20, 219,383.70 and 114,741.40 is: 172,137.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,234.20 : 219,383.70 = 114,741.40 : x
  2. Step 2: Convert to fraction form
    146,234.20/219,383.70 = 114,741.40/x
  3. Step 3: Cross multiply
    146,234.20x = 219,383.70 × 114,741.40
  4. Step 4: Simplify right side
    146,234.20x = 25,172,392,875.18
  5. Step 5: Solve for x
    x = 25,172,392,875.18/146,234.20
  6. Step 6: Final answer
    x = 172,137.52

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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.