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Finding the Fourth Proportional to 100,181.01, 150,326.86 and 55,832.76

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Solution

The fourth proportional to 100,181.01, 150,326.86 and 55,832.76 is: 83,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,181.01 : 150,326.86 = 55,832.76 : x
  2. Step 2: Convert to fraction form
    100,181.01/150,326.86 = 55,832.76/x
  3. Step 3: Cross multiply
    100,181.01x = 150,326.86 × 55,832.76
  4. Step 4: Simplify right side
    100,181.01x = 8,393,163,356.35
  5. Step 5: Solve for x
    x = 8,393,163,356.35/100,181.01
  6. Step 6: Final answer
    x = 83,779.98

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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.