Home / 219,950.52-303,511.50-124,441.80

Finding the Fourth Proportional to 219,950.52, 303,511.50 and 124,441.80

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Solution

The fourth proportional to 219,950.52, 303,511.50 and 124,441.80 is: 171,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,950.52 : 303,511.50 = 124,441.80 : x
  2. Step 2: Convert to fraction form
    219,950.52/303,511.50 = 124,441.80/x
  3. Step 3: Cross multiply
    219,950.52x = 303,511.50 × 124,441.80
  4. Step 4: Simplify right side
    219,950.52x = 37,769,517,380.70
  5. Step 5: Solve for x
    x = 37,769,517,380.70/219,950.52
  6. Step 6: Final answer
    x = 171,718.25

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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.