Home / 45,282.60-67,930.30-14,114.60

Finding the Fourth Proportional to 45,282.60, 67,930.30 and 14,114.60

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Solution

The fourth proportional to 45,282.60, 67,930.30 and 14,114.60 is: 21,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,282.60 : 67,930.30 = 14,114.60 : x
  2. Step 2: Convert to fraction form
    45,282.60/67,930.30 = 14,114.60/x
  3. Step 3: Cross multiply
    45,282.60x = 67,930.30 × 14,114.60
  4. Step 4: Simplify right side
    45,282.60x = 958,809,012.38
  5. Step 5: Solve for x
    x = 958,809,012.38/45,282.60
  6. Step 6: Final answer
    x = 21,173.89

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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.