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Finding the Fourth Proportional to 114,805.38, 158,457.13 and 63,836.00

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Solution

The fourth proportional to 114,805.38, 158,457.13 and 63,836.00 is: 88,107.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,805.38 : 158,457.13 = 63,836.00 : x
  2. Step 2: Convert to fraction form
    114,805.38/158,457.13 = 63,836.00/x
  3. Step 3: Cross multiply
    114,805.38x = 158,457.13 × 63,836.00
  4. Step 4: Simplify right side
    114,805.38x = 10,115,268,993.02
  5. Step 5: Solve for x
    x = 10,115,268,993.02/114,805.38
  6. Step 6: Final answer
    x = 88,107.97

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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.