Home / 54,109.96-74,663.58-30,237.64

Finding the Fourth Proportional to 54,109.96, 74,663.58 and 30,237.64

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Solution

The fourth proportional to 54,109.96, 74,663.58 and 30,237.64 is: 41,723.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,109.96 : 74,663.58 = 30,237.64 : x
  2. Step 2: Convert to fraction form
    54,109.96/74,663.58 = 30,237.64/x
  3. Step 3: Cross multiply
    54,109.96x = 74,663.58 × 30,237.64
  4. Step 4: Simplify right side
    54,109.96x = 2,257,650,453.15
  5. Step 5: Solve for x
    x = 2,257,650,453.15/54,109.96
  6. Step 6: Final answer
    x = 41,723.38

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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.