Home / 49,619.40-74,439.30-16,341.42

Finding the Fourth Proportional to 49,619.40, 74,439.30 and 16,341.42

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Solution

The fourth proportional to 49,619.40, 74,439.30 and 16,341.42 is: 24,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,619.40 : 74,439.30 = 16,341.42 : x
  2. Step 2: Convert to fraction form
    49,619.40/74,439.30 = 16,341.42/x
  3. Step 3: Cross multiply
    49,619.40x = 74,439.30 × 16,341.42
  4. Step 4: Simplify right side
    49,619.40x = 1,216,443,865.81
  5. Step 5: Solve for x
    x = 1,216,443,865.81/49,619.40
  6. Step 6: Final answer
    x = 24,515.49

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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.