Home / 114,529.67-158,051.13-63,540.80

Finding the Fourth Proportional to 114,529.67, 158,051.13 and 63,540.80

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Solution

The fourth proportional to 114,529.67, 158,051.13 and 63,540.80 is: 87,686.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,529.67 : 158,051.13 = 63,540.80 : x
  2. Step 2: Convert to fraction form
    114,529.67/158,051.13 = 63,540.80/x
  3. Step 3: Cross multiply
    114,529.67x = 158,051.13 × 63,540.80
  4. Step 4: Simplify right side
    114,529.67x = 10,042,695,241.10
  5. Step 5: Solve for x
    x = 10,042,695,241.10/114,529.67
  6. Step 6: Final answer
    x = 87,686.41

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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.