Home / 54,051.10-74,585.60-30,173.38

Finding the Fourth Proportional to 54,051.10, 74,585.60 and 30,173.38

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Solution

The fourth proportional to 54,051.10, 74,585.60 and 30,173.38 is: 41,636.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,051.10 : 74,585.60 = 30,173.38 : x
  2. Step 2: Convert to fraction form
    54,051.10/74,585.60 = 30,173.38/x
  3. Step 3: Cross multiply
    54,051.10x = 74,585.60 × 30,173.38
  4. Step 4: Simplify right side
    54,051.10x = 2,250,499,651.33
  5. Step 5: Solve for x
    x = 2,250,499,651.33/54,051.10
  6. Step 6: Final answer
    x = 41,636.52

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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.