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Finding the Fourth Proportional to 60,419.70, 90,629.55 and 44,867.70

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Solution

The fourth proportional to 60,419.70, 90,629.55 and 44,867.70 is: 67,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,419.70 : 90,629.55 = 44,867.70 : x
  2. Step 2: Convert to fraction form
    60,419.70/90,629.55 = 44,867.70/x
  3. Step 3: Cross multiply
    60,419.70x = 90,629.55 × 44,867.70
  4. Step 4: Simplify right side
    60,419.70x = 4,066,339,460.54
  5. Step 5: Solve for x
    x = 4,066,339,460.54/60,419.70
  6. Step 6: Final answer
    x = 67,301.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.