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Finding the Fourth Proportional to 182,575.50, 251,952.47 and 102,016.90

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Solution

The fourth proportional to 182,575.50, 251,952.47 and 102,016.90 is: 140,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,575.50 : 251,952.47 = 102,016.90 : x
  2. Step 2: Convert to fraction form
    182,575.50/251,952.47 = 102,016.90/x
  3. Step 3: Cross multiply
    182,575.50x = 251,952.47 × 102,016.90
  4. Step 4: Simplify right side
    182,575.50x = 25,703,409,936.74
  5. Step 5: Solve for x
    x = 25,703,409,936.74/182,575.50
  6. Step 6: Final answer
    x = 140,782.36

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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.