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Finding the Fourth Proportional to 114,605.69, 158,157.23 and 63,619.43

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Solution

The fourth proportional to 114,605.69, 158,157.23 and 63,619.43 is: 87,795.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,605.69 : 158,157.23 = 63,619.43 : x
  2. Step 2: Convert to fraction form
    114,605.69/158,157.23 = 63,619.43/x
  3. Step 3: Cross multiply
    114,605.69x = 158,157.23 × 63,619.43
  4. Step 4: Simplify right side
    114,605.69x = 10,061,871,714.10
  5. Step 5: Solve for x
    x = 10,061,871,714.10/114,605.69
  6. Step 6: Final answer
    x = 87,795.57

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