Home / 181,250.51-272,421.15-149,861.60

Finding the Fourth Proportional to 181,250.51, 272,421.15 and 149,861.60

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Solution

The fourth proportional to 181,250.51, 272,421.15 and 149,861.60 is: 225,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,250.51 : 272,421.15 = 149,861.60 : x
  2. Step 2: Convert to fraction form
    181,250.51/272,421.15 = 149,861.60/x
  3. Step 3: Cross multiply
    181,250.51x = 272,421.15 × 149,861.60
  4. Step 4: Simplify right side
    181,250.51x = 40,825,468,050.73
  5. Step 5: Solve for x
    x = 40,825,468,050.73/181,250.51
  6. Step 6: Final answer
    x = 225,243.33

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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.