Home / 59,449.20-81,986.76-39,326.64

Finding the Fourth Proportional to 59,449.20, 81,986.76 and 39,326.64

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Solution

The fourth proportional to 59,449.20, 81,986.76 and 39,326.64 is: 54,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,449.20 : 81,986.76 = 39,326.64 : x
  2. Step 2: Convert to fraction form
    59,449.20/81,986.76 = 39,326.64/x
  3. Step 3: Cross multiply
    59,449.20x = 81,986.76 × 39,326.64
  4. Step 4: Simplify right side
    59,449.20x = 3,224,263,795.29
  5. Step 5: Solve for x
    x = 3,224,263,795.29/59,449.20
  6. Step 6: Final answer
    x = 54,235.61

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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.