Home / 172,917.48-259,492.86-67,723.32

Finding the Fourth Proportional to 172,917.48, 259,492.86 and 67,723.32

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Solution

The fourth proportional to 172,917.48, 259,492.86 and 67,723.32 is: 101,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,917.48 : 259,492.86 = 67,723.32 : x
  2. Step 2: Convert to fraction form
    172,917.48/259,492.86 = 67,723.32/x
  3. Step 3: Cross multiply
    172,917.48x = 259,492.86 × 67,723.32
  4. Step 4: Simplify right side
    172,917.48x = 17,573,717,995.50
  5. Step 5: Solve for x
    x = 17,573,717,995.50/172,917.48
  6. Step 6: Final answer
    x = 101,630.66

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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.