Home / 104,327.82-143,950.23-61,900.14

Finding the Fourth Proportional to 104,327.82, 143,950.23 and 61,900.14

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Solution

The fourth proportional to 104,327.82, 143,950.23 and 61,900.14 is: 85,409.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,327.82 : 143,950.23 = 61,900.14 : x
  2. Step 2: Convert to fraction form
    104,327.82/143,950.23 = 61,900.14/x
  3. Step 3: Cross multiply
    104,327.82x = 143,950.23 × 61,900.14
  4. Step 4: Simplify right side
    104,327.82x = 8,910,539,390.03
  5. Step 5: Solve for x
    x = 8,910,539,390.03/104,327.82
  6. Step 6: Final answer
    x = 85,409.04

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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.