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Finding the Fourth Proportional to 118,366.14, 177,549.70 and 29,619.40

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Solution

The fourth proportional to 118,366.14, 177,549.70 and 29,619.40 is: 44,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,366.14 : 177,549.70 = 29,619.40 : x
  2. Step 2: Convert to fraction form
    118,366.14/177,549.70 = 29,619.40/x
  3. Step 3: Cross multiply
    118,366.14x = 177,549.70 × 29,619.40
  4. Step 4: Simplify right side
    118,366.14x = 5,258,915,584.18
  5. Step 5: Solve for x
    x = 5,258,915,584.18/118,366.14
  6. Step 6: Final answer
    x = 44,429.22

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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.