Home / 49,683.84-74,525.79-12,243.91

Finding the Fourth Proportional to 49,683.84, 74,525.79 and 12,243.91

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Solution

The fourth proportional to 49,683.84, 74,525.79 and 12,243.91 is: 18,365.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,683.84 : 74,525.79 = 12,243.91 : x
  2. Step 2: Convert to fraction form
    49,683.84/74,525.79 = 12,243.91/x
  3. Step 3: Cross multiply
    49,683.84x = 74,525.79 × 12,243.91
  4. Step 4: Simplify right side
    49,683.84x = 912,487,065.44
  5. Step 5: Solve for x
    x = 912,487,065.44/49,683.84
  6. Step 6: Final answer
    x = 18,365.87

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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.