Home / 114,961.53-158,651.37-69,613.86

Finding the Fourth Proportional to 114,961.53, 158,651.37 and 69,613.86

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Solution

The fourth proportional to 114,961.53, 158,651.37 and 69,613.86 is: 96,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,961.53 : 158,651.37 = 69,613.86 : x
  2. Step 2: Convert to fraction form
    114,961.53/158,651.37 = 69,613.86/x
  3. Step 3: Cross multiply
    114,961.53x = 158,651.37 × 69,613.86
  4. Step 4: Simplify right side
    114,961.53x = 11,044,334,259.99
  5. Step 5: Solve for x
    x = 11,044,334,259.99/114,961.53
  6. Step 6: Final answer
    x = 96,069.83

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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.