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Finding the Fourth Proportional to 160,536.94, 221,538.72 and 92,554.03

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Solution

The fourth proportional to 160,536.94, 221,538.72 and 92,554.03 is: 127,723.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,536.94 : 221,538.72 = 92,554.03 : x
  2. Step 2: Convert to fraction form
    160,536.94/221,538.72 = 92,554.03/x
  3. Step 3: Cross multiply
    160,536.94x = 221,538.72 × 92,554.03
  4. Step 4: Simplify right side
    160,536.94x = 20,504,301,337.04
  5. Step 5: Solve for x
    x = 20,504,301,337.04/160,536.94
  6. Step 6: Final answer
    x = 127,723.26

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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.