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Finding the Fourth Proportional to 118,367.48, 177,549.60 and 29,620.64

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Solution

The fourth proportional to 118,367.48, 177,549.60 and 29,620.64 is: 44,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,367.48 : 177,549.60 = 29,620.64 : x
  2. Step 2: Convert to fraction form
    118,367.48/177,549.60 = 29,620.64/x
  3. Step 3: Cross multiply
    118,367.48x = 177,549.60 × 29,620.64
  4. Step 4: Simplify right side
    118,367.48x = 5,259,132,783.74
  5. Step 5: Solve for x
    x = 5,259,132,783.74/118,367.48
  6. Step 6: Final answer
    x = 44,430.55

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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.