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Finding the Fourth Proportional to 174,991.98, 241,486.83 and 99,540.30

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Solution

The fourth proportional to 174,991.98, 241,486.83 and 99,540.30 is: 137,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,991.98 : 241,486.83 = 99,540.30 : x
  2. Step 2: Convert to fraction form
    174,991.98/241,486.83 = 99,540.30/x
  3. Step 3: Cross multiply
    174,991.98x = 241,486.83 × 99,540.30
  4. Step 4: Simplify right side
    174,991.98x = 24,037,671,504.25
  5. Step 5: Solve for x
    x = 24,037,671,504.25/174,991.98
  6. Step 6: Final answer
    x = 137,364.42

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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.