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Finding the Fourth Proportional to 169,651.56, 234,126.36 and 94,200

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Solution

The fourth proportional to 169,651.56, 234,126.36 and 94,200 is: 130,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,651.56 : 234,126.36 = 94,200 : x
  2. Step 2: Convert to fraction form
    169,651.56/234,126.36 = 94,200/x
  3. Step 3: Cross multiply
    169,651.56x = 234,126.36 × 94,200
  4. Step 4: Simplify right side
    169,651.56x = 22,054,703,112
  5. Step 5: Solve for x
    x = 22,054,703,112/169,651.56
  6. Step 6: Final answer
    x = 130,000.00

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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.