Home / 114,029.20-171,043.80-84,577.60

Finding the Fourth Proportional to 114,029.20, 171,043.80 and 84,577.60

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Solution

The fourth proportional to 114,029.20, 171,043.80 and 84,577.60 is: 126,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,029.20 : 171,043.80 = 84,577.60 : x
  2. Step 2: Convert to fraction form
    114,029.20/171,043.80 = 84,577.60/x
  3. Step 3: Cross multiply
    114,029.20x = 171,043.80 × 84,577.60
  4. Step 4: Simplify right side
    114,029.20x = 14,466,474,098.88
  5. Step 5: Solve for x
    x = 14,466,474,098.88/114,029.20
  6. Step 6: Final answer
    x = 126,866.40

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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.