Home / 48,977.40-73,379.70-40,164.60

Finding the Fourth Proportional to 48,977.40, 73,379.70 and 40,164.60

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Solution

The fourth proportional to 48,977.40, 73,379.70 and 40,164.60 is: 60,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,977.40 : 73,379.70 = 40,164.60 : x
  2. Step 2: Convert to fraction form
    48,977.40/73,379.70 = 40,164.60/x
  3. Step 3: Cross multiply
    48,977.40x = 73,379.70 × 40,164.60
  4. Step 4: Simplify right side
    48,977.40x = 2,947,266,298.62
  5. Step 5: Solve for x
    x = 2,947,266,298.62/48,977.40
  6. Step 6: Final answer
    x = 60,176.05

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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.