Home / 104,428.85-144,099.83-58,482.09

Finding the Fourth Proportional to 104,428.85, 144,099.83 and 58,482.09

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Solution

The fourth proportional to 104,428.85, 144,099.83 and 58,482.09 is: 80,698.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,428.85 : 144,099.83 = 58,482.09 : x
  2. Step 2: Convert to fraction form
    104,428.85/144,099.83 = 58,482.09/x
  3. Step 3: Cross multiply
    104,428.85x = 144,099.83 × 58,482.09
  4. Step 4: Simplify right side
    104,428.85x = 8,427,259,227.04
  5. Step 5: Solve for x
    x = 8,427,259,227.04/104,428.85
  6. Step 6: Final answer
    x = 80,698.57

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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.