Home / 116,280.48-174,439.04-49,720.98

Finding the Fourth Proportional to 116,280.48, 174,439.04 and 49,720.98

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Solution

The fourth proportional to 116,280.48, 174,439.04 and 49,720.98 is: 74,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,280.48 : 174,439.04 = 49,720.98 : x
  2. Step 2: Convert to fraction form
    116,280.48/174,439.04 = 49,720.98/x
  3. Step 3: Cross multiply
    116,280.48x = 174,439.04 × 49,720.98
  4. Step 4: Simplify right side
    116,280.48x = 8,673,279,770.45
  5. Step 5: Solve for x
    x = 8,673,279,770.45/116,280.48
  6. Step 6: Final answer
    x = 74,589.30

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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.