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Finding the Fourth Proportional to 181,888.47, 272,912.09 and 63,644.67

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Solution

The fourth proportional to 181,888.47, 272,912.09 and 63,644.67 is: 95,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,888.47 : 272,912.09 = 63,644.67 : x
  2. Step 2: Convert to fraction form
    181,888.47/272,912.09 = 63,644.67/x
  3. Step 3: Cross multiply
    181,888.47x = 272,912.09 × 63,644.67
  4. Step 4: Simplify right side
    181,888.47x = 17,369,399,588.84
  5. Step 5: Solve for x
    x = 17,369,399,588.84/181,888.47
  6. Step 6: Final answer
    x = 95,494.78

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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.