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Finding the Fourth Proportional to 171,165.96, 236,190.87 and 94,672.89

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Solution

The fourth proportional to 171,165.96, 236,190.87 and 94,672.89 is: 130,638.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,165.96 : 236,190.87 = 94,672.89 : x
  2. Step 2: Convert to fraction form
    171,165.96/236,190.87 = 94,672.89/x
  3. Step 3: Cross multiply
    171,165.96x = 236,190.87 × 94,672.89
  4. Step 4: Simplify right side
    171,165.96x = 22,360,872,254.51
  5. Step 5: Solve for x
    x = 22,360,872,254.51/171,165.96
  6. Step 6: Final answer
    x = 130,638.55

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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.