Home / 236,056.31-354,189.14-123,709.85

Finding the Fourth Proportional to 236,056.31, 354,189.14 and 123,709.85

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Solution

The fourth proportional to 236,056.31, 354,189.14 and 123,709.85 is: 185,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,056.31 : 354,189.14 = 123,709.85 : x
  2. Step 2: Convert to fraction form
    236,056.31/354,189.14 = 123,709.85/x
  3. Step 3: Cross multiply
    236,056.31x = 354,189.14 × 123,709.85
  4. Step 4: Simplify right side
    236,056.31x = 43,816,684,783.66
  5. Step 5: Solve for x
    x = 43,816,684,783.66/236,056.31
  6. Step 6: Final answer
    x = 185,619.63

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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.