Home / 55,004.20-75,905.79-29,853.70

Finding the Fourth Proportional to 55,004.20, 75,905.79 and 29,853.70

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Solution

The fourth proportional to 55,004.20, 75,905.79 and 29,853.70 is: 41,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,004.20 : 75,905.79 = 29,853.70 : x
  2. Step 2: Convert to fraction form
    55,004.20/75,905.79 = 29,853.70/x
  3. Step 3: Cross multiply
    55,004.20x = 75,905.79 × 29,853.70
  4. Step 4: Simplify right side
    55,004.20x = 2,266,068,682.92
  5. Step 5: Solve for x
    x = 2,266,068,682.92/55,004.20
  6. Step 6: Final answer
    x = 41,198.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.