Home / 54,817.71-75,648.40-29,667.21

Finding the Fourth Proportional to 54,817.71, 75,648.40 and 29,667.21

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Solution

The fourth proportional to 54,817.71, 75,648.40 and 29,667.21 is: 40,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,817.71 : 75,648.40 = 29,667.21 : x
  2. Step 2: Convert to fraction form
    54,817.71/75,648.40 = 29,667.21/x
  3. Step 3: Cross multiply
    54,817.71x = 75,648.40 × 29,667.21
  4. Step 4: Simplify right side
    54,817.71x = 2,244,276,894.80
  5. Step 5: Solve for x
    x = 2,244,276,894.80/54,817.71
  6. Step 6: Final answer
    x = 40,940.73

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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.