Home / 53,853.92-74,318.37-29,986.22

Finding the Fourth Proportional to 53,853.92, 74,318.37 and 29,986.22

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Solution

The fourth proportional to 53,853.92, 74,318.37 and 29,986.22 is: 41,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,853.92 : 74,318.37 = 29,986.22 : x
  2. Step 2: Convert to fraction form
    53,853.92/74,318.37 = 29,986.22/x
  3. Step 3: Cross multiply
    53,853.92x = 74,318.37 × 29,986.22
  4. Step 4: Simplify right side
    53,853.92x = 2,228,527,066.21
  5. Step 5: Solve for x
    x = 2,228,527,066.21/53,853.92
  6. Step 6: Final answer
    x = 41,380.96

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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.