Home / 181,712.45-272,624.49-93,028.20

Finding the Fourth Proportional to 181,712.45, 272,624.49 and 93,028.20

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Solution

The fourth proportional to 181,712.45, 272,624.49 and 93,028.20 is: 139,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,712.45 : 272,624.49 = 93,028.20 : x
  2. Step 2: Convert to fraction form
    181,712.45/272,624.49 = 93,028.20/x
  3. Step 3: Cross multiply
    181,712.45x = 272,624.49 × 93,028.20
  4. Step 4: Simplify right side
    181,712.45x = 25,361,765,580.62
  5. Step 5: Solve for x
    x = 25,361,765,580.62/181,712.45
  6. Step 6: Final answer
    x = 139,570.88

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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.