Home / 104,589.54-144,334.68-56,842.89

Finding the Fourth Proportional to 104,589.54, 144,334.68 and 56,842.89

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Solution

The fourth proportional to 104,589.54, 144,334.68 and 56,842.89 is: 78,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,589.54 : 144,334.68 = 56,842.89 : x
  2. Step 2: Convert to fraction form
    104,589.54/144,334.68 = 56,842.89/x
  3. Step 3: Cross multiply
    104,589.54x = 144,334.68 × 56,842.89
  4. Step 4: Simplify right side
    104,589.54x = 8,204,400,338.43
  5. Step 5: Solve for x
    x = 8,204,400,338.43/104,589.54
  6. Step 6: Final answer
    x = 78,443.79

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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.