Home / 107,490.96-161,255.84-44,276.58

Finding the Fourth Proportional to 107,490.96, 161,255.84 and 44,276.58

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Solution

The fourth proportional to 107,490.96, 161,255.84 and 44,276.58 is: 66,422.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,490.96 : 161,255.84 = 44,276.58 : x
  2. Step 2: Convert to fraction form
    107,490.96/161,255.84 = 44,276.58/x
  3. Step 3: Cross multiply
    107,490.96x = 161,255.84 × 44,276.58
  4. Step 4: Simplify right side
    107,490.96x = 7,139,856,878.84
  5. Step 5: Solve for x
    x = 7,139,856,878.84/107,490.96
  6. Step 6: Final answer
    x = 66,422.86

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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.