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Finding the Fourth Proportional to 181,203.61, 250,173.36 and 116,783.82

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Solution

The fourth proportional to 181,203.61, 250,173.36 and 116,783.82 is: 161,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,203.61 : 250,173.36 = 116,783.82 : x
  2. Step 2: Convert to fraction form
    181,203.61/250,173.36 = 116,783.82/x
  3. Step 3: Cross multiply
    181,203.61x = 250,173.36 × 116,783.82
  4. Step 4: Simplify right side
    181,203.61x = 29,216,200,309.56
  5. Step 5: Solve for x
    x = 29,216,200,309.56/181,203.61
  6. Step 6: Final answer
    x = 161,234.10

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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.