Home / 54,296.35-74,928.91-30,423.19

Finding the Fourth Proportional to 54,296.35, 74,928.91 and 30,423.19

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Solution

The fourth proportional to 54,296.35, 74,928.91 and 30,423.19 is: 41,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,296.35 : 74,928.91 = 30,423.19 : x
  2. Step 2: Convert to fraction form
    54,296.35/74,928.91 = 30,423.19/x
  3. Step 3: Cross multiply
    54,296.35x = 74,928.91 × 30,423.19
  4. Step 4: Simplify right side
    54,296.35x = 2,279,576,313.31
  5. Step 5: Solve for x
    x = 2,279,576,313.31/54,296.35
  6. Step 6: Final answer
    x = 41,983.97

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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.