Home / 104,927.66-144,800.20-57,181.02

Finding the Fourth Proportional to 104,927.66, 144,800.20 and 57,181.02

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Solution

The fourth proportional to 104,927.66, 144,800.20 and 57,181.02 is: 78,909.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,927.66 : 144,800.20 = 57,181.02 : x
  2. Step 2: Convert to fraction form
    104,927.66/144,800.20 = 57,181.02/x
  3. Step 3: Cross multiply
    104,927.66x = 144,800.20 × 57,181.02
  4. Step 4: Simplify right side
    104,927.66x = 8,279,823,132.20
  5. Step 5: Solve for x
    x = 8,279,823,132.20/104,927.66
  6. Step 6: Final answer
    x = 78,909.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.