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Finding the Fourth Proportional to 132,070.97, 198,099.16 and 96,568.67

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Solution

The fourth proportional to 132,070.97, 198,099.16 and 96,568.67 is: 144,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,070.97 : 198,099.16 = 96,568.67 : x
  2. Step 2: Convert to fraction form
    132,070.97/198,099.16 = 96,568.67/x
  3. Step 3: Cross multiply
    132,070.97x = 198,099.16 × 96,568.67
  4. Step 4: Simplify right side
    132,070.97x = 19,130,172,409.32
  5. Step 5: Solve for x
    x = 19,130,172,409.32/132,070.97
  6. Step 6: Final answer
    x = 144,847.67

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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.