Home / 45,779.20-68,668.80-16,196.80

Finding the Fourth Proportional to 45,779.20, 68,668.80 and 16,196.80

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Solution

The fourth proportional to 45,779.20, 68,668.80 and 16,196.80 is: 24,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,779.20 : 68,668.80 = 16,196.80 : x
  2. Step 2: Convert to fraction form
    45,779.20/68,668.80 = 16,196.80/x
  3. Step 3: Cross multiply
    45,779.20x = 68,668.80 × 16,196.80
  4. Step 4: Simplify right side
    45,779.20x = 1,112,214,819.84
  5. Step 5: Solve for x
    x = 1,112,214,819.84/45,779.20
  6. Step 6: Final answer
    x = 24,295.20

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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.