Home / 54,329.24-74,974.26-30,455.93

Finding the Fourth Proportional to 54,329.24, 74,974.26 and 30,455.93

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Solution

The fourth proportional to 54,329.24, 74,974.26 and 30,455.93 is: 42,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.24 : 74,974.26 = 30,455.93 : x
  2. Step 2: Convert to fraction form
    54,329.24/74,974.26 = 30,455.93/x
  3. Step 3: Cross multiply
    54,329.24x = 74,974.26 × 30,455.93
  4. Step 4: Simplify right side
    54,329.24x = 2,283,410,814.36
  5. Step 5: Solve for x
    x = 2,283,410,814.36/54,329.24
  6. Step 6: Final answer
    x = 42,029.13

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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.