Home / 54,830.82-75,666.65-29,680.32

Finding the Fourth Proportional to 54,830.82, 75,666.65 and 29,680.32

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Solution

The fourth proportional to 54,830.82, 75,666.65 and 29,680.32 is: 40,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,830.82 : 75,666.65 = 29,680.32 : x
  2. Step 2: Convert to fraction form
    54,830.82/75,666.65 = 29,680.32/x
  3. Step 3: Cross multiply
    54,830.82x = 75,666.65 × 29,680.32
  4. Step 4: Simplify right side
    54,830.82x = 2,245,810,236.93
  5. Step 5: Solve for x
    x = 2,245,810,236.93/54,830.82
  6. Step 6: Final answer
    x = 40,958.90

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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.