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Finding the Fourth Proportional to 181,762.56, 250,836.62 and 101,195.50

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Solution

The fourth proportional to 181,762.56, 250,836.62 and 101,195.50 is: 139,652.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,762.56 : 250,836.62 = 101,195.50 : x
  2. Step 2: Convert to fraction form
    181,762.56/250,836.62 = 101,195.50/x
  3. Step 3: Cross multiply
    181,762.56x = 250,836.62 × 101,195.50
  4. Step 4: Simplify right side
    181,762.56x = 25,383,537,179.21
  5. Step 5: Solve for x
    x = 25,383,537,179.21/181,762.56
  6. Step 6: Final answer
    x = 139,652.18

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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.