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Finding the Fourth Proportional to 181,581.44, 272,379.48 and 63,264.76

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Solution

The fourth proportional to 181,581.44, 272,379.48 and 63,264.76 is: 94,899.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,581.44 : 272,379.48 = 63,264.76 : x
  2. Step 2: Convert to fraction form
    181,581.44/272,379.48 = 63,264.76/x
  3. Step 3: Cross multiply
    181,581.44x = 272,379.48 × 63,264.76
  4. Step 4: Simplify right side
    181,581.44x = 17,232,022,431.12
  5. Step 5: Solve for x
    x = 17,232,022,431.12/181,581.44
  6. Step 6: Final answer
    x = 94,899.69

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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.