Home / 75,110.28-103,634.82-44,905.16

Finding the Fourth Proportional to 75,110.28, 103,634.82 and 44,905.16

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Solution

The fourth proportional to 75,110.28, 103,634.82 and 44,905.16 is: 61,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,110.28 : 103,634.82 = 44,905.16 : x
  2. Step 2: Convert to fraction form
    75,110.28/103,634.82 = 44,905.16/x
  3. Step 3: Cross multiply
    75,110.28x = 103,634.82 × 44,905.16
  4. Step 4: Simplify right side
    75,110.28x = 4,653,738,173.67
  5. Step 5: Solve for x
    x = 4,653,738,173.67/75,110.28
  6. Step 6: Final answer
    x = 61,958.74

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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.