Home / 205,112.25-283,069.10-114,485.85

Finding the Fourth Proportional to 205,112.25, 283,069.10 and 114,485.85

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Solution

The fourth proportional to 205,112.25, 283,069.10 and 114,485.85 is: 157,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,112.25 : 283,069.10 = 114,485.85 : x
  2. Step 2: Convert to fraction form
    205,112.25/283,069.10 = 114,485.85/x
  3. Step 3: Cross multiply
    205,112.25x = 283,069.10 × 114,485.85
  4. Step 4: Simplify right side
    205,112.25x = 32,407,406,808.45
  5. Step 5: Solve for x
    x = 32,407,406,808.45/205,112.25
  6. Step 6: Final answer
    x = 157,998.40

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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.