Home / 30,205.53-41,683.05-16,776.18

Finding the Fourth Proportional to 30,205.53, 41,683.05 and 16,776.18

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Solution

The fourth proportional to 30,205.53, 41,683.05 and 16,776.18 is: 23,150.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,205.53 : 41,683.05 = 16,776.18 : x
  2. Step 2: Convert to fraction form
    30,205.53/41,683.05 = 16,776.18/x
  3. Step 3: Cross multiply
    30,205.53x = 41,683.05 × 16,776.18
  4. Step 4: Simplify right side
    30,205.53x = 699,282,349.75
  5. Step 5: Solve for x
    x = 699,282,349.75/30,205.53
  6. Step 6: Final answer
    x = 23,150.81

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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.