Home / 51,131.61-76,700.65-16,072.65

Finding the Fourth Proportional to 51,131.61, 76,700.65 and 16,072.65

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Solution

The fourth proportional to 51,131.61, 76,700.65 and 16,072.65 is: 24,109.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,131.61 : 76,700.65 = 16,072.65 : x
  2. Step 2: Convert to fraction form
    51,131.61/76,700.65 = 16,072.65/x
  3. Step 3: Cross multiply
    51,131.61x = 76,700.65 × 16,072.65
  4. Step 4: Simplify right side
    51,131.61x = 1,232,782,702.22
  5. Step 5: Solve for x
    x = 1,232,782,702.22/51,131.61
  6. Step 6: Final answer
    x = 24,109.99

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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.