Home / 51,237.20-76,841.40-16,187.60

Finding the Fourth Proportional to 51,237.20, 76,841.40 and 16,187.60

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Solution

The fourth proportional to 51,237.20, 76,841.40 and 16,187.60 is: 24,276.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,237.20 : 76,841.40 = 16,187.60 : x
  2. Step 2: Convert to fraction form
    51,237.20/76,841.40 = 16,187.60/x
  3. Step 3: Cross multiply
    51,237.20x = 76,841.40 × 16,187.60
  4. Step 4: Simplify right side
    51,237.20x = 1,243,877,846.64
  5. Step 5: Solve for x
    x = 1,243,877,846.64/51,237.20
  6. Step 6: Final answer
    x = 24,276.85

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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.