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Finding the Fourth Proportional to 169,703.20, 234,201 and 94,251.52

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Solution

The fourth proportional to 169,703.20, 234,201 and 94,251.52 is: 130,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,703.20 : 234,201 = 94,251.52 : x
  2. Step 2: Convert to fraction form
    169,703.20/234,201 = 94,251.52/x
  3. Step 3: Cross multiply
    169,703.20x = 234,201 × 94,251.52
  4. Step 4: Simplify right side
    169,703.20x = 22,073,800,235.52
  5. Step 5: Solve for x
    x = 22,073,800,235.52/169,703.20
  6. Step 6: Final answer
    x = 130,072.98

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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.