Home / 173,051.36-259,465.44-67,880.96

Finding the Fourth Proportional to 173,051.36, 259,465.44 and 67,880.96

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Solution

The fourth proportional to 173,051.36, 259,465.44 and 67,880.96 is: 101,777.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,051.36 : 259,465.44 = 67,880.96 : x
  2. Step 2: Convert to fraction form
    173,051.36/259,465.44 = 67,880.96/x
  3. Step 3: Cross multiply
    173,051.36x = 259,465.44 × 67,880.96
  4. Step 4: Simplify right side
    173,051.36x = 17,612,763,154.02
  5. Step 5: Solve for x
    x = 17,612,763,154.02/173,051.36
  6. Step 6: Final answer
    x = 101,777.66

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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.