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Finding the Fourth Proportional to 171,995.04, 257,983.44 and 53,652.84

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Solution

The fourth proportional to 171,995.04, 257,983.44 and 53,652.84 is: 80,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,995.04 : 257,983.44 = 53,652.84 : x
  2. Step 2: Convert to fraction form
    171,995.04/257,983.44 = 53,652.84/x
  3. Step 3: Cross multiply
    171,995.04x = 257,983.44 × 53,652.84
  4. Step 4: Simplify right side
    171,995.04x = 13,841,544,228.97
  5. Step 5: Solve for x
    x = 13,841,544,228.97/171,995.04
  6. Step 6: Final answer
    x = 80,476.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.