Home / 104,153.14-143,721.06-58,204.30

Finding the Fourth Proportional to 104,153.14, 143,721.06 and 58,204.30

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Solution

The fourth proportional to 104,153.14, 143,721.06 and 58,204.30 is: 80,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,153.14 : 143,721.06 = 58,204.30 : x
  2. Step 2: Convert to fraction form
    104,153.14/143,721.06 = 58,204.30/x
  3. Step 3: Cross multiply
    104,153.14x = 143,721.06 × 58,204.30
  4. Step 4: Simplify right side
    104,153.14x = 8,365,183,692.56
  5. Step 5: Solve for x
    x = 8,365,183,692.56/104,153.14
  6. Step 6: Final answer
    x = 80,316.19

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1.5x scale

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.