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Finding the Fourth Proportional to 171,549.44, 236,209.90 and 152,395.88

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Solution

The fourth proportional to 171,549.44, 236,209.90 and 152,395.88 is: 209,836.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,549.44 : 236,209.90 = 152,395.88 : x
  2. Step 2: Convert to fraction form
    171,549.44/236,209.90 = 152,395.88/x
  3. Step 3: Cross multiply
    171,549.44x = 236,209.90 × 152,395.88
  4. Step 4: Simplify right side
    171,549.44x = 35,997,415,575.21
  5. Step 5: Solve for x
    x = 35,997,415,575.21/171,549.44
  6. Step 6: Final answer
    x = 209,836.98

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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.