Home / 54,487.99-75,193.49-30,614.65

Finding the Fourth Proportional to 54,487.99, 75,193.49 and 30,614.65

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Solution

The fourth proportional to 54,487.99, 75,193.49 and 30,614.65 is: 42,248.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,487.99 : 75,193.49 = 30,614.65 : x
  2. Step 2: Convert to fraction form
    54,487.99/75,193.49 = 30,614.65/x
  3. Step 3: Cross multiply
    54,487.99x = 75,193.49 × 30,614.65
  4. Step 4: Simplify right side
    54,487.99x = 2,302,022,378.63
  5. Step 5: Solve for x
    x = 2,302,022,378.63/54,487.99
  6. Step 6: Final answer
    x = 42,248.25

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Similar ratio
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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.