Home / 54,246.44-74,861.48-30,378.16

Finding the Fourth Proportional to 54,246.44, 74,861.48 and 30,378.16

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Solution

The fourth proportional to 54,246.44, 74,861.48 and 30,378.16 is: 41,922.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,246.44 : 74,861.48 = 30,378.16 : x
  2. Step 2: Convert to fraction form
    54,246.44/74,861.48 = 30,378.16/x
  3. Step 3: Cross multiply
    54,246.44x = 74,861.48 × 30,378.16
  4. Step 4: Simplify right side
    54,246.44x = 2,274,154,017.28
  5. Step 5: Solve for x
    x = 2,274,154,017.28/54,246.44
  6. Step 6: Final answer
    x = 41,922.64

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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.