Home / 60,222.74-90,340.26-20,779.74

Finding the Fourth Proportional to 60,222.74, 90,340.26 and 20,779.74

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Solution

The fourth proportional to 60,222.74, 90,340.26 and 20,779.74 is: 31,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,222.74 : 90,340.26 = 20,779.74 : x
  2. Step 2: Convert to fraction form
    60,222.74/90,340.26 = 20,779.74/x
  3. Step 3: Cross multiply
    60,222.74x = 90,340.26 × 20,779.74
  4. Step 4: Simplify right side
    60,222.74x = 1,877,246,558.73
  5. Step 5: Solve for x
    x = 1,877,246,558.73/60,222.74
  6. Step 6: Final answer
    x = 31,171.73

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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.