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Finding the Fourth Proportional to 118,166.85, 177,102.45 and 59,019.03

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Solution

The fourth proportional to 118,166.85, 177,102.45 and 59,019.03 is: 88,454.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,166.85 : 177,102.45 = 59,019.03 : x
  2. Step 2: Convert to fraction form
    118,166.85/177,102.45 = 59,019.03/x
  3. Step 3: Cross multiply
    118,166.85x = 177,102.45 × 59,019.03
  4. Step 4: Simplify right side
    118,166.85x = 10,452,414,809.62
  5. Step 5: Solve for x
    x = 10,452,414,809.62/118,166.85
  6. Step 6: Final answer
    x = 88,454.71

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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.