Home / 49,335.40-73,986.90-18,166.60

Finding the Fourth Proportional to 49,335.40, 73,986.90 and 18,166.60

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Solution

The fourth proportional to 49,335.40, 73,986.90 and 18,166.60 is: 27,243.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,335.40 : 73,986.90 = 18,166.60 : x
  2. Step 2: Convert to fraction form
    49,335.40/73,986.90 = 18,166.60/x
  3. Step 3: Cross multiply
    49,335.40x = 73,986.90 × 18,166.60
  4. Step 4: Simplify right side
    49,335.40x = 1,344,090,417.54
  5. Step 5: Solve for x
    x = 1,344,090,417.54/49,335.40
  6. Step 6: Final answer
    x = 27,243.93

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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.