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Finding the Fourth Proportional to 181,814.87, 272,350.49 and 148,200.68

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Solution

The fourth proportional to 181,814.87, 272,350.49 and 148,200.68 is: 221,997.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,814.87 : 272,350.49 = 148,200.68 : x
  2. Step 2: Convert to fraction form
    181,814.87/272,350.49 = 148,200.68/x
  3. Step 3: Cross multiply
    181,814.87x = 272,350.49 × 148,200.68
  4. Step 4: Simplify right side
    181,814.87x = 40,362,525,713.58
  5. Step 5: Solve for x
    x = 40,362,525,713.58/181,814.87
  6. Step 6: Final answer
    x = 221,997.94

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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.