Home / 54,007.72-74,482.20-33,866.80

Finding the Fourth Proportional to 54,007.72, 74,482.20 and 33,866.80

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Solution

The fourth proportional to 54,007.72, 74,482.20 and 33,866.80 is: 46,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,007.72 : 74,482.20 = 33,866.80 : x
  2. Step 2: Convert to fraction form
    54,007.72/74,482.20 = 33,866.80/x
  3. Step 3: Cross multiply
    54,007.72x = 74,482.20 × 33,866.80
  4. Step 4: Simplify right side
    54,007.72x = 2,522,473,770.96
  5. Step 5: Solve for x
    x = 2,522,473,770.96/54,007.72
  6. Step 6: Final answer
    x = 46,705.80

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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.