Home / 53,933.40-80,867.70-27,689.40

Finding the Fourth Proportional to 53,933.40, 80,867.70 and 27,689.40

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Solution

The fourth proportional to 53,933.40, 80,867.70 and 27,689.40 is: 41,517.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,933.40 : 80,867.70 = 27,689.40 : x
  2. Step 2: Convert to fraction form
    53,933.40/80,867.70 = 27,689.40/x
  3. Step 3: Cross multiply
    53,933.40x = 80,867.70 × 27,689.40
  4. Step 4: Simplify right side
    53,933.40x = 2,239,178,092.38
  5. Step 5: Solve for x
    x = 2,239,178,092.38/53,933.40
  6. Step 6: Final answer
    x = 41,517.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.