Home / 100,178.06-150,226.73-36,117.97

Finding the Fourth Proportional to 100,178.06, 150,226.73 and 36,117.97

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Solution

The fourth proportional to 100,178.06, 150,226.73 and 36,117.97 is: 54,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,178.06 : 150,226.73 = 36,117.97 : x
  2. Step 2: Convert to fraction form
    100,178.06/150,226.73 = 36,117.97/x
  3. Step 3: Cross multiply
    100,178.06x = 150,226.73 × 36,117.97
  4. Step 4: Simplify right side
    100,178.06x = 5,425,884,951.65
  5. Step 5: Solve for x
    x = 5,425,884,951.65/100,178.06
  6. Step 6: Final answer
    x = 54,162.41

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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.