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Finding the Fourth Proportional to 54,214.68, 74,748.78 and 41,483.64

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Solution

The fourth proportional to 54,214.68, 74,748.78 and 41,483.64 is: 57,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,214.68 : 74,748.78 = 41,483.64 : x
  2. Step 2: Convert to fraction form
    54,214.68/74,748.78 = 41,483.64/x
  3. Step 3: Cross multiply
    54,214.68x = 74,748.78 × 41,483.64
  4. Step 4: Simplify right side
    54,214.68x = 3,100,851,479.96
  5. Step 5: Solve for x
    x = 3,100,851,479.96/54,214.68
  6. Step 6: Final answer
    x = 57,195.79

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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.