Home / 49,423.50-74,127.39-16,143.30

Finding the Fourth Proportional to 49,423.50, 74,127.39 and 16,143.30

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Solution

The fourth proportional to 49,423.50, 74,127.39 and 16,143.30 is: 24,212.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,423.50 : 74,127.39 = 16,143.30 : x
  2. Step 2: Convert to fraction form
    49,423.50/74,127.39 = 16,143.30/x
  3. Step 3: Cross multiply
    49,423.50x = 74,127.39 × 16,143.30
  4. Step 4: Simplify right side
    49,423.50x = 1,196,660,694.99
  5. Step 5: Solve for x
    x = 1,196,660,694.99/49,423.50
  6. Step 6: Final answer
    x = 24,212.38

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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.