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Finding the Fourth Proportional to 96,566.80, 144,850.20 and 89,568.40

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Solution

The fourth proportional to 96,566.80, 144,850.20 and 89,568.40 is: 134,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,566.80 : 144,850.20 = 89,568.40 : x
  2. Step 2: Convert to fraction form
    96,566.80/144,850.20 = 89,568.40/x
  3. Step 3: Cross multiply
    96,566.80x = 144,850.20 × 89,568.40
  4. Step 4: Simplify right side
    96,566.80x = 12,974,000,653.68
  5. Step 5: Solve for x
    x = 12,974,000,653.68/96,566.80
  6. Step 6: Final answer
    x = 134,352.60

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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.