Home / 54,205.23-74,803.23-30,336.51

Finding the Fourth Proportional to 54,205.23, 74,803.23 and 30,336.51

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Solution

The fourth proportional to 54,205.23, 74,803.23 and 30,336.51 is: 41,864.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,205.23 : 74,803.23 = 30,336.51 : x
  2. Step 2: Convert to fraction form
    54,205.23/74,803.23 = 30,336.51/x
  3. Step 3: Cross multiply
    54,205.23x = 74,803.23 × 30,336.51
  4. Step 4: Simplify right side
    54,205.23x = 2,269,268,934.93
  5. Step 5: Solve for x
    x = 2,269,268,934.93/54,205.23
  6. Step 6: Final answer
    x = 41,864.39

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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.