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Finding the Fourth Proportional to 118,033.80, 177,050.70 and 113,441.10

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Solution

The fourth proportional to 118,033.80, 177,050.70 and 113,441.10 is: 170,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,033.80 : 177,050.70 = 113,441.10 : x
  2. Step 2: Convert to fraction form
    118,033.80/177,050.70 = 113,441.10/x
  3. Step 3: Cross multiply
    118,033.80x = 177,050.70 × 113,441.10
  4. Step 4: Simplify right side
    118,033.80x = 20,084,826,163.77
  5. Step 5: Solve for x
    x = 20,084,826,163.77/118,033.80
  6. Step 6: Final answer
    x = 170,161.65

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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.