Home / 68,055.36-93,920.64-37,847.43

Finding the Fourth Proportional to 68,055.36, 93,920.64 and 37,847.43

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Solution

The fourth proportional to 68,055.36, 93,920.64 and 37,847.43 is: 52,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,055.36 : 93,920.64 = 37,847.43 : x
  2. Step 2: Convert to fraction form
    68,055.36/93,920.64 = 37,847.43/x
  3. Step 3: Cross multiply
    68,055.36x = 93,920.64 × 37,847.43
  4. Step 4: Simplify right side
    68,055.36x = 3,554,654,847.96
  5. Step 5: Solve for x
    x = 3,554,654,847.96/68,055.36
  6. Step 6: Final answer
    x = 52,231.81

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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.