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Finding the Fourth Proportional to 171,901.32, 237,220.08 and 95,415.96

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Solution

The fourth proportional to 171,901.32, 237,220.08 and 95,415.96 is: 131,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,901.32 : 237,220.08 = 95,415.96 : x
  2. Step 2: Convert to fraction form
    171,901.32/237,220.08 = 95,415.96/x
  3. Step 3: Cross multiply
    171,901.32x = 237,220.08 × 95,415.96
  4. Step 4: Simplify right side
    171,901.32x = 22,634,581,664.48
  5. Step 5: Solve for x
    x = 22,634,581,664.48/171,901.32
  6. Step 6: Final answer
    x = 131,671.95

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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.