Home / 52,479.04-78,733.90-16,939.53

Finding the Fourth Proportional to 52,479.04, 78,733.90 and 16,939.53

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Solution

The fourth proportional to 52,479.04, 78,733.90 and 16,939.53 is: 25,414.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,479.04 : 78,733.90 = 16,939.53 : x
  2. Step 2: Convert to fraction form
    52,479.04/78,733.90 = 16,939.53/x
  3. Step 3: Cross multiply
    52,479.04x = 78,733.90 × 16,939.53
  4. Step 4: Simplify right side
    52,479.04x = 1,333,715,234.60
  5. Step 5: Solve for x
    x = 1,333,715,234.60/52,479.04
  6. Step 6: Final answer
    x = 25,414.25

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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.