Home / 181,818.08-272,742.88-55,486.77

Finding the Fourth Proportional to 181,818.08, 272,742.88 and 55,486.77

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Solution

The fourth proportional to 181,818.08, 272,742.88 and 55,486.77 is: 83,234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,818.08 : 272,742.88 = 55,486.77 : x
  2. Step 2: Convert to fraction form
    181,818.08/272,742.88 = 55,486.77/x
  3. Step 3: Cross multiply
    181,818.08x = 272,742.88 × 55,486.77
  4. Step 4: Simplify right side
    181,818.08x = 15,133,621,451.70
  5. Step 5: Solve for x
    x = 15,133,621,451.70/181,818.08
  6. Step 6: Final answer
    x = 83,234.96

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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.