Home / 71,437.23-106,980.87-50,325.39

Finding the Fourth Proportional to 71,437.23, 106,980.87 and 50,325.39

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Solution

The fourth proportional to 71,437.23, 106,980.87 and 50,325.39 is: 75,364.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,437.23 : 106,980.87 = 50,325.39 : x
  2. Step 2: Convert to fraction form
    71,437.23/106,980.87 = 50,325.39/x
  3. Step 3: Cross multiply
    71,437.23x = 106,980.87 × 50,325.39
  4. Step 4: Simplify right side
    71,437.23x = 5,383,854,005.29
  5. Step 5: Solve for x
    x = 5,383,854,005.29/71,437.23
  6. Step 6: Final answer
    x = 75,364.82

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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.