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Finding the Fourth Proportional to 180,043.95, 270,106.11 and 67,725.10

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Solution

The fourth proportional to 180,043.95, 270,106.11 and 67,725.10 is: 101,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,043.95 : 270,106.11 = 67,725.10 : x
  2. Step 2: Convert to fraction form
    180,043.95/270,106.11 = 67,725.10/x
  3. Step 3: Cross multiply
    180,043.95x = 270,106.11 × 67,725.10
  4. Step 4: Simplify right side
    180,043.95x = 18,292,963,310.36
  5. Step 5: Solve for x
    x = 18,292,963,310.36/180,043.95
  6. Step 6: Final answer
    x = 101,602.77

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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.