Home / 234,889.32-324,011.70-149,910.60

Finding the Fourth Proportional to 234,889.32, 324,011.70 and 149,910.60

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Solution

The fourth proportional to 234,889.32, 324,011.70 and 149,910.60 is: 206,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,889.32 : 324,011.70 = 149,910.60 : x
  2. Step 2: Convert to fraction form
    234,889.32/324,011.70 = 149,910.60/x
  3. Step 3: Cross multiply
    234,889.32x = 324,011.70 × 149,910.60
  4. Step 4: Simplify right side
    234,889.32x = 48,572,788,354.02
  5. Step 5: Solve for x
    x = 48,572,788,354.02/234,889.32
  6. Step 6: Final answer
    x = 206,790.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.