Home / 171,113.37-256,489.06-64,451.17

Finding the Fourth Proportional to 171,113.37, 256,489.06 and 64,451.17

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Solution

The fourth proportional to 171,113.37, 256,489.06 and 64,451.17 is: 96,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,113.37 : 256,489.06 = 64,451.17 : x
  2. Step 2: Convert to fraction form
    171,113.37/256,489.06 = 64,451.17/x
  3. Step 3: Cross multiply
    171,113.37x = 256,489.06 × 64,451.17
  4. Step 4: Simplify right side
    171,113.37x = 16,531,019,686.94
  5. Step 5: Solve for x
    x = 16,531,019,686.94/171,113.37
  6. Step 6: Final answer
    x = 96,608.58

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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.