Home / 64,660.14-89,231.81-36,365.83

Finding the Fourth Proportional to 64,660.14, 89,231.81 and 36,365.83

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Solution

The fourth proportional to 64,660.14, 89,231.81 and 36,365.83 is: 50,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,660.14 : 89,231.81 = 36,365.83 : x
  2. Step 2: Convert to fraction form
    64,660.14/89,231.81 = 36,365.83/x
  3. Step 3: Cross multiply
    64,660.14x = 89,231.81 × 36,365.83
  4. Step 4: Simplify right side
    64,660.14x = 3,244,988,428.14
  5. Step 5: Solve for x
    x = 3,244,988,428.14/64,660.14
  6. Step 6: Final answer
    x = 50,185.30

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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.