Home / 51,374.20-70,876.86-37,977.62

Finding the Fourth Proportional to 51,374.20, 70,876.86 and 37,977.62

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Solution

The fourth proportional to 51,374.20, 70,876.86 and 37,977.62 is: 52,394.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,374.20 : 70,876.86 = 37,977.62 : x
  2. Step 2: Convert to fraction form
    51,374.20/70,876.86 = 37,977.62/x
  3. Step 3: Cross multiply
    51,374.20x = 70,876.86 × 37,977.62
  4. Step 4: Simplify right side
    51,374.20x = 2,691,734,455.87
  5. Step 5: Solve for x
    x = 2,691,734,455.87/51,374.20
  6. Step 6: Final answer
    x = 52,394.67

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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.