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Finding the Fourth Proportional to 240,039.56, 360,059.16 and 71,555.60

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Solution

The fourth proportional to 240,039.56, 360,059.16 and 71,555.60 is: 107,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,039.56 : 360,059.16 = 71,555.60 : x
  2. Step 2: Convert to fraction form
    240,039.56/360,059.16 = 71,555.60/x
  3. Step 3: Cross multiply
    240,039.56x = 360,059.16 × 71,555.60
  4. Step 4: Simplify right side
    240,039.56x = 25,764,249,229.30
  5. Step 5: Solve for x
    x = 25,764,249,229.30/240,039.56
  6. Step 6: Final answer
    x = 107,333.35

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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.