Home / 104,028.84-143,549.01-58,709.34

Finding the Fourth Proportional to 104,028.84, 143,549.01 and 58,709.34

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Solution

The fourth proportional to 104,028.84, 143,549.01 and 58,709.34 is: 81,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,028.84 : 143,549.01 = 58,709.34 : x
  2. Step 2: Convert to fraction form
    104,028.84/143,549.01 = 58,709.34/x
  3. Step 3: Cross multiply
    104,028.84x = 143,549.01 × 58,709.34
  4. Step 4: Simplify right side
    104,028.84x = 8,427,667,634.75
  5. Step 5: Solve for x
    x = 8,427,667,634.75/104,028.84
  6. Step 6: Final answer
    x = 81,012.80

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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.