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Finding the Fourth Proportional to 235,392.89, 352,890.98 and 102,173.00

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Solution

The fourth proportional to 235,392.89, 352,890.98 and 102,173.00 is: 153,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,392.89 : 352,890.98 = 102,173.00 : x
  2. Step 2: Convert to fraction form
    235,392.89/352,890.98 = 102,173.00/x
  3. Step 3: Cross multiply
    235,392.89x = 352,890.98 × 102,173.00
  4. Step 4: Simplify right side
    235,392.89x = 36,055,928,207.37
  5. Step 5: Solve for x
    x = 36,055,928,207.37/235,392.89
  6. Step 6: Final answer
    x = 153,173.40

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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.