Home / 114,029.20-171,043.80-109,363.60

Finding the Fourth Proportional to 114,029.20, 171,043.80 and 109,363.60

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Solution

The fourth proportional to 114,029.20, 171,043.80 and 109,363.60 is: 164,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,029.20 : 171,043.80 = 109,363.60 : x
  2. Step 2: Convert to fraction form
    114,029.20/171,043.80 = 109,363.60/x
  3. Step 3: Cross multiply
    114,029.20x = 171,043.80 × 109,363.60
  4. Step 4: Simplify right side
    114,029.20x = 18,705,965,725.68
  5. Step 5: Solve for x
    x = 18,705,965,725.68/114,029.20
  6. Step 6: Final answer
    x = 164,045.40

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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.