Home / 116,614.20-174,518.10-69,900.60

Finding the Fourth Proportional to 116,614.20, 174,518.10 and 69,900.60

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Solution

The fourth proportional to 116,614.20, 174,518.10 and 69,900.60 is: 104,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,614.20 : 174,518.10 = 69,900.60 : x
  2. Step 2: Convert to fraction form
    116,614.20/174,518.10 = 69,900.60/x
  3. Step 3: Cross multiply
    116,614.20x = 174,518.10 × 69,900.60
  4. Step 4: Simplify right side
    116,614.20x = 12,198,919,900.86
  5. Step 5: Solve for x
    x = 12,198,919,900.86/116,614.20
  6. Step 6: Final answer
    x = 104,609.21

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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.