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Finding the Fourth Proportional to 169,624.40, 254,687.70 and 94,893.80

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Solution

The fourth proportional to 169,624.40, 254,687.70 and 94,893.80 is: 142,481.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,624.40 : 254,687.70 = 94,893.80 : x
  2. Step 2: Convert to fraction form
    169,624.40/254,687.70 = 94,893.80/x
  3. Step 3: Cross multiply
    169,624.40x = 254,687.70 × 94,893.80
  4. Step 4: Simplify right side
    169,624.40x = 24,168,283,666.26
  5. Step 5: Solve for x
    x = 24,168,283,666.26/169,624.40
  6. Step 6: Final answer
    x = 142,481.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.