Home / 30,180.82-41,647.58-16,752.08

Finding the Fourth Proportional to 30,180.82, 41,647.58 and 16,752.08

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Solution

The fourth proportional to 30,180.82, 41,647.58 and 16,752.08 is: 23,116.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.82 : 41,647.58 = 16,752.08 : x
  2. Step 2: Convert to fraction form
    30,180.82/41,647.58 = 16,752.08/x
  3. Step 3: Cross multiply
    30,180.82x = 41,647.58 × 16,752.08
  4. Step 4: Simplify right side
    30,180.82x = 697,683,591.97
  5. Step 5: Solve for x
    x = 697,683,591.97/30,180.82
  6. Step 6: Final answer
    x = 23,116.79

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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.