Home / 169,784.46-234,163.51-105,208.84

Finding the Fourth Proportional to 169,784.46, 234,163.51 and 105,208.84

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Solution

The fourth proportional to 169,784.46, 234,163.51 and 105,208.84 is: 145,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,784.46 : 234,163.51 = 105,208.84 : x
  2. Step 2: Convert to fraction form
    169,784.46/234,163.51 = 105,208.84/x
  3. Step 3: Cross multiply
    169,784.46x = 234,163.51 × 105,208.84
  4. Step 4: Simplify right side
    169,784.46x = 24,636,072,446.82
  5. Step 5: Solve for x
    x = 24,636,072,446.82/169,784.46
  6. Step 6: Final answer
    x = 145,102.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.