Home / 54,182.14-74,786.38-31,525.51

Finding the Fourth Proportional to 54,182.14, 74,786.38 and 31,525.51

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Solution

The fourth proportional to 54,182.14, 74,786.38 and 31,525.51 is: 43,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,182.14 : 74,786.38 = 31,525.51 : x
  2. Step 2: Convert to fraction form
    54,182.14/74,786.38 = 31,525.51/x
  3. Step 3: Cross multiply
    54,182.14x = 74,786.38 × 31,525.51
  4. Step 4: Simplify right side
    54,182.14x = 2,357,678,770.55
  5. Step 5: Solve for x
    x = 2,357,678,770.55/54,182.14
  6. Step 6: Final answer
    x = 43,513.95

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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.