Home / 114,630.39-171,633.94-67,175.53

Finding the Fourth Proportional to 114,630.39, 171,633.94 and 67,175.53

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Solution

The fourth proportional to 114,630.39, 171,633.94 and 67,175.53 is: 100,580.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,630.39 : 171,633.94 = 67,175.53 : x
  2. Step 2: Convert to fraction form
    114,630.39/171,633.94 = 67,175.53/x
  3. Step 3: Cross multiply
    114,630.39x = 171,633.94 × 67,175.53
  4. Step 4: Simplify right side
    114,630.39x = 11,529,600,288.46
  5. Step 5: Solve for x
    x = 11,529,600,288.46/114,630.39
  6. Step 6: Final answer
    x = 100,580.66

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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.