Home / 199,205.50-274,895.58-108,559.53

Finding the Fourth Proportional to 199,205.50, 274,895.58 and 108,559.53

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Solution

The fourth proportional to 199,205.50, 274,895.58 and 108,559.53 is: 149,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,205.50 : 274,895.58 = 108,559.53 : x
  2. Step 2: Convert to fraction form
    199,205.50/274,895.58 = 108,559.53/x
  3. Step 3: Cross multiply
    199,205.50x = 274,895.58 × 108,559.53
  4. Step 4: Simplify right side
    199,205.50x = 29,842,535,587.64
  5. Step 5: Solve for x
    x = 29,842,535,587.64/199,205.50
  6. Step 6: Final answer
    x = 149,807.79

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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.