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Finding the Fourth Proportional to 171,878.63, 237,190.71 and 95,398.39

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Solution

The fourth proportional to 171,878.63, 237,190.71 and 95,398.39 is: 131,648.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,878.63 : 237,190.71 = 95,398.39 : x
  2. Step 2: Convert to fraction form
    171,878.63/237,190.71 = 95,398.39/x
  3. Step 3: Cross multiply
    171,878.63x = 237,190.71 × 95,398.39
  4. Step 4: Simplify right side
    171,878.63x = 22,627,611,263.98
  5. Step 5: Solve for x
    x = 22,627,611,263.98/171,878.63
  6. Step 6: Final answer
    x = 131,648.77

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1.5x scale

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.