Home / 45,453.13-68,161.06-15,860.99

Finding the Fourth Proportional to 45,453.13, 68,161.06 and 15,860.99

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Solution

The fourth proportional to 45,453.13, 68,161.06 and 15,860.99 is: 23,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,453.13 : 68,161.06 = 15,860.99 : x
  2. Step 2: Convert to fraction form
    45,453.13/68,161.06 = 15,860.99/x
  3. Step 3: Cross multiply
    45,453.13x = 68,161.06 × 15,860.99
  4. Step 4: Simplify right side
    45,453.13x = 1,081,101,891.05
  5. Step 5: Solve for x
    x = 1,081,101,891.05/45,453.13
  6. Step 6: Final answer
    x = 23,784.98

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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.