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Finding the Fourth Proportional to 181,753.66, 250,825.83 and 113,748.90

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Solution

The fourth proportional to 181,753.66, 250,825.83 and 113,748.90 is: 156,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,753.66 : 250,825.83 = 113,748.90 : x
  2. Step 2: Convert to fraction form
    181,753.66/250,825.83 = 113,748.90/x
  3. Step 3: Cross multiply
    181,753.66x = 250,825.83 × 113,748.90
  4. Step 4: Simplify right side
    181,753.66x = 28,531,162,232.22
  5. Step 5: Solve for x
    x = 28,531,162,232.22/181,753.66
  6. Step 6: Final answer
    x = 156,977.10

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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.