Home / 64,468.05-88,964.51-35,786.05

Finding the Fourth Proportional to 64,468.05, 88,964.51 and 35,786.05

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Solution

The fourth proportional to 64,468.05, 88,964.51 and 35,786.05 is: 49,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,468.05 : 88,964.51 = 35,786.05 : x
  2. Step 2: Convert to fraction form
    64,468.05/88,964.51 = 35,786.05/x
  3. Step 3: Cross multiply
    64,468.05x = 88,964.51 × 35,786.05
  4. Step 4: Simplify right side
    64,468.05x = 3,183,688,403.09
  5. Step 5: Solve for x
    x = 3,183,688,403.09/64,468.05
  6. Step 6: Final answer
    x = 49,383.97

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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.