Home / 202,723.58-304,236.83-76,488.32

Finding the Fourth Proportional to 202,723.58, 304,236.83 and 76,488.32

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Solution

The fourth proportional to 202,723.58, 304,236.83 and 76,488.32 is: 114,789.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,723.58 : 304,236.83 = 76,488.32 : x
  2. Step 2: Convert to fraction form
    202,723.58/304,236.83 = 76,488.32/x
  3. Step 3: Cross multiply
    202,723.58x = 304,236.83 × 76,488.32
  4. Step 4: Simplify right side
    202,723.58x = 23,270,562,678.86
  5. Step 5: Solve for x
    x = 23,270,562,678.86/202,723.58
  6. Step 6: Final answer
    x = 114,789.62

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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.