Home / 37,077.50-51,166.96-20,310.50

Finding the Fourth Proportional to 37,077.50, 51,166.96 and 20,310.50

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Solution

The fourth proportional to 37,077.50, 51,166.96 and 20,310.50 is: 28,028.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,077.50 : 51,166.96 = 20,310.50 : x
  2. Step 2: Convert to fraction form
    37,077.50/51,166.96 = 20,310.50/x
  3. Step 3: Cross multiply
    37,077.50x = 51,166.96 × 20,310.50
  4. Step 4: Simplify right side
    37,077.50x = 1,039,226,541.08
  5. Step 5: Solve for x
    x = 1,039,226,541.08/37,077.50
  6. Step 6: Final answer
    x = 28,028.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.