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Finding the Fourth Proportional to 118,210.10, 177,315.15 and 44,366.90

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Solution

The fourth proportional to 118,210.10, 177,315.15 and 44,366.90 is: 66,550.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,210.10 : 177,315.15 = 44,366.90 : x
  2. Step 2: Convert to fraction form
    118,210.10/177,315.15 = 44,366.90/x
  3. Step 3: Cross multiply
    118,210.10x = 177,315.15 × 44,366.90
  4. Step 4: Simplify right side
    118,210.10x = 7,866,923,528.54
  5. Step 5: Solve for x
    x = 7,866,923,528.54/118,210.10
  6. Step 6: Final answer
    x = 66,550.35

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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.