Home / 181,436.20-272,168.04-48,315.92

Finding the Fourth Proportional to 181,436.20, 272,168.04 and 48,315.92

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Solution

The fourth proportional to 181,436.20, 272,168.04 and 48,315.92 is: 72,477.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,436.20 : 272,168.04 = 48,315.92 : x
  2. Step 2: Convert to fraction form
    181,436.20/272,168.04 = 48,315.92/x
  3. Step 3: Cross multiply
    181,436.20x = 272,168.04 × 48,315.92
  4. Step 4: Simplify right side
    181,436.20x = 13,150,049,247.20
  5. Step 5: Solve for x
    x = 13,150,049,247.20/181,436.20
  6. Step 6: Final answer
    x = 72,477.54

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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.