Home / 49,195.20-67,870.08-30,299.52

Finding the Fourth Proportional to 49,195.20, 67,870.08 and 30,299.52

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Solution

The fourth proportional to 49,195.20, 67,870.08 and 30,299.52 is: 41,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,195.20 : 67,870.08 = 30,299.52 : x
  2. Step 2: Convert to fraction form
    49,195.20/67,870.08 = 30,299.52/x
  3. Step 3: Cross multiply
    49,195.20x = 67,870.08 × 30,299.52
  4. Step 4: Simplify right side
    49,195.20x = 2,056,430,846.36
  5. Step 5: Solve for x
    x = 2,056,430,846.36/49,195.20
  6. Step 6: Final answer
    x = 41,801.45

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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.