Home / 49,191.40-73,815.90-18,029.80

Finding the Fourth Proportional to 49,191.40, 73,815.90 and 18,029.80

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Solution

The fourth proportional to 49,191.40, 73,815.90 and 18,029.80 is: 27,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,191.40 : 73,815.90 = 18,029.80 : x
  2. Step 2: Convert to fraction form
    49,191.40/73,815.90 = 18,029.80/x
  3. Step 3: Cross multiply
    49,191.40x = 73,815.90 × 18,029.80
  4. Step 4: Simplify right side
    49,191.40x = 1,330,885,913.82
  5. Step 5: Solve for x
    x = 1,330,885,913.82/49,191.40
  6. Step 6: Final answer
    x = 27,055.26

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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.