Home / 44,519.94-66,783.40-12,930.53

Finding the Fourth Proportional to 44,519.94, 66,783.40 and 12,930.53

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Solution

The fourth proportional to 44,519.94, 66,783.40 and 12,930.53 is: 19,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,519.94 : 66,783.40 = 12,930.53 : x
  2. Step 2: Convert to fraction form
    44,519.94/66,783.40 = 12,930.53/x
  3. Step 3: Cross multiply
    44,519.94x = 66,783.40 × 12,930.53
  4. Step 4: Simplify right side
    44,519.94x = 863,544,390.96
  5. Step 5: Solve for x
    x = 863,544,390.96/44,519.94
  6. Step 6: Final answer
    x = 19,396.80

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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.