Home / 53,184.99-79,777.49-30,998.28

Finding the Fourth Proportional to 53,184.99, 79,777.49 and 30,998.28

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Solution

The fourth proportional to 53,184.99, 79,777.49 and 30,998.28 is: 46,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,184.99 : 79,777.49 = 30,998.28 : x
  2. Step 2: Convert to fraction form
    53,184.99/79,777.49 = 30,998.28/x
  3. Step 3: Cross multiply
    53,184.99x = 79,777.49 × 30,998.28
  4. Step 4: Simplify right side
    53,184.99x = 2,472,964,817.73
  5. Step 5: Solve for x
    x = 2,472,964,817.73/53,184.99
  6. Step 6: Final answer
    x = 46,497.42

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.