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Finding the Fourth Proportional to 171,655.58, 236,875.21 and 95,170.22

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Solution

The fourth proportional to 171,655.58, 236,875.21 and 95,170.22 is: 131,329.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,655.58 : 236,875.21 = 95,170.22 : x
  2. Step 2: Convert to fraction form
    171,655.58/236,875.21 = 95,170.22/x
  3. Step 3: Cross multiply
    171,655.58x = 236,875.21 × 95,170.22
  4. Step 4: Simplify right side
    171,655.58x = 22,543,464,915.68
  5. Step 5: Solve for x
    x = 22,543,464,915.68/171,655.58
  6. Step 6: Final answer
    x = 131,329.64

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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.