Home / 173,077.40-259,761.90-67,971.80

Finding the Fourth Proportional to 173,077.40, 259,761.90 and 67,971.80

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Solution

The fourth proportional to 173,077.40, 259,761.90 and 67,971.80 is: 102,014.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,077.40 : 259,761.90 = 67,971.80 : x
  2. Step 2: Convert to fraction form
    173,077.40/259,761.90 = 67,971.80/x
  3. Step 3: Cross multiply
    173,077.40x = 259,761.90 × 67,971.80
  4. Step 4: Simplify right side
    173,077.40x = 17,656,483,914.42
  5. Step 5: Solve for x
    x = 17,656,483,914.42/173,077.40
  6. Step 6: Final answer
    x = 102,014.96

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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.