Home / 53,553.60-73,902.96-29,680.20

Finding the Fourth Proportional to 53,553.60, 73,902.96 and 29,680.20

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Solution

The fourth proportional to 53,553.60, 73,902.96 and 29,680.20 is: 40,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,553.60 : 73,902.96 = 29,680.20 : x
  2. Step 2: Convert to fraction form
    53,553.60/73,902.96 = 29,680.20/x
  3. Step 3: Cross multiply
    53,553.60x = 73,902.96 × 29,680.20
  4. Step 4: Simplify right side
    53,553.60x = 2,193,454,633.39
  5. Step 5: Solve for x
    x = 2,193,454,633.39/53,553.60
  6. Step 6: Final answer
    x = 40,958.12

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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.