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Finding the Fourth Proportional to 201,797.56, 302,555.40 and 89,416.75

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Solution

The fourth proportional to 201,797.56, 302,555.40 and 89,416.75 is: 134,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,797.56 : 302,555.40 = 89,416.75 : x
  2. Step 2: Convert to fraction form
    201,797.56/302,555.40 = 89,416.75/x
  3. Step 3: Cross multiply
    201,797.56x = 302,555.40 × 89,416.75
  4. Step 4: Simplify right side
    201,797.56x = 27,053,520,562.95
  5. Step 5: Solve for x
    x = 27,053,520,562.95/201,797.56
  6. Step 6: Final answer
    x = 134,062.67

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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.