Home / 54,796.16-75,619.32-30,923.12

Finding the Fourth Proportional to 54,796.16, 75,619.32 and 30,923.12

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Solution

The fourth proportional to 54,796.16, 75,619.32 and 30,923.12 is: 42,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,796.16 : 75,619.32 = 30,923.12 : x
  2. Step 2: Convert to fraction form
    54,796.16/75,619.32 = 30,923.12/x
  3. Step 3: Cross multiply
    54,796.16x = 75,619.32 × 30,923.12
  4. Step 4: Simplify right side
    54,796.16x = 2,338,385,306.68
  5. Step 5: Solve for x
    x = 2,338,385,306.68/54,796.16
  6. Step 6: Final answer
    x = 42,674.26

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1.5x scale

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.