Home / 49,035.60-73,517.40-19,438.80

Finding the Fourth Proportional to 49,035.60, 73,517.40 and 19,438.80

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Solution

The fourth proportional to 49,035.60, 73,517.40 and 19,438.80 is: 29,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,035.60 : 73,517.40 = 19,438.80 : x
  2. Step 2: Convert to fraction form
    49,035.60/73,517.40 = 19,438.80/x
  3. Step 3: Cross multiply
    49,035.60x = 73,517.40 × 19,438.80
  4. Step 4: Simplify right side
    49,035.60x = 1,429,090,035.12
  5. Step 5: Solve for x
    x = 1,429,090,035.12/49,035.60
  6. Step 6: Final answer
    x = 29,143.93

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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.