Home / 64,939.73-89,637.23-38,093.09

Finding the Fourth Proportional to 64,939.73, 89,637.23 and 38,093.09

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Solution

The fourth proportional to 64,939.73, 89,637.23 and 38,093.09 is: 52,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,939.73 : 89,637.23 = 38,093.09 : x
  2. Step 2: Convert to fraction form
    64,939.73/89,637.23 = 38,093.09/x
  3. Step 3: Cross multiply
    64,939.73x = 89,637.23 × 38,093.09
  4. Step 4: Simplify right side
    64,939.73x = 3,414,558,716.79
  5. Step 5: Solve for x
    x = 3,414,558,716.79/64,939.73
  6. Step 6: Final answer
    x = 52,580.43

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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.