Home / 270,939.16-406,404.18-73,947.16

Finding the Fourth Proportional to 270,939.16, 406,404.18 and 73,947.16

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Solution

The fourth proportional to 270,939.16, 406,404.18 and 73,947.16 is: 110,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,939.16 : 406,404.18 = 73,947.16 : x
  2. Step 2: Convert to fraction form
    270,939.16/406,404.18 = 73,947.16/x
  3. Step 3: Cross multiply
    270,939.16x = 406,404.18 × 73,947.16
  4. Step 4: Simplify right side
    270,939.16x = 30,052,434,923.13
  5. Step 5: Solve for x
    x = 30,052,434,923.13/270,939.16
  6. Step 6: Final answer
    x = 110,919.50

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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.