Home / 104,766.54-144,577.82-57,020.23

Finding the Fourth Proportional to 104,766.54, 144,577.82 and 57,020.23

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Solution

The fourth proportional to 104,766.54, 144,577.82 and 57,020.23 is: 78,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,766.54 : 144,577.82 = 57,020.23 : x
  2. Step 2: Convert to fraction form
    104,766.54/144,577.82 = 57,020.23/x
  3. Step 3: Cross multiply
    104,766.54x = 144,577.82 × 57,020.23
  4. Step 4: Simplify right side
    104,766.54x = 8,243,860,546.13
  5. Step 5: Solve for x
    x = 8,243,860,546.13/104,766.54
  6. Step 6: Final answer
    x = 78,687.92

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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.