Home / 49,440.99-74,160.90-12,001.44

Finding the Fourth Proportional to 49,440.99, 74,160.90 and 12,001.44

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Solution

The fourth proportional to 49,440.99, 74,160.90 and 12,001.44 is: 18,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,440.99 : 74,160.90 = 12,001.44 : x
  2. Step 2: Convert to fraction form
    49,440.99/74,160.90 = 12,001.44/x
  3. Step 3: Cross multiply
    49,440.99x = 74,160.90 × 12,001.44
  4. Step 4: Simplify right side
    49,440.99x = 890,037,591.70
  5. Step 5: Solve for x
    x = 890,037,591.70/49,440.99
  6. Step 6: Final answer
    x = 18,002.02

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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.