Home / 181,639.22-272,064.99-87,948.50

Finding the Fourth Proportional to 181,639.22, 272,064.99 and 87,948.50

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Solution

The fourth proportional to 181,639.22, 272,064.99 and 87,948.50 is: 131,732.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,639.22 : 272,064.99 = 87,948.50 : x
  2. Step 2: Convert to fraction form
    181,639.22/272,064.99 = 87,948.50/x
  3. Step 3: Cross multiply
    181,639.22x = 272,064.99 × 87,948.50
  4. Step 4: Simplify right side
    181,639.22x = 23,927,707,773.02
  5. Step 5: Solve for x
    x = 23,927,707,773.02/181,639.22
  6. Step 6: Final answer
    x = 131,732.06

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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.