Home / 64,169.68-95,614.94-57,186.40

Finding the Fourth Proportional to 64,169.68, 95,614.94 and 57,186.40

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Solution

The fourth proportional to 64,169.68, 95,614.94 and 57,186.40 is: 85,209.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,169.68 : 95,614.94 = 57,186.40 : x
  2. Step 2: Convert to fraction form
    64,169.68/95,614.94 = 57,186.40/x
  3. Step 3: Cross multiply
    64,169.68x = 95,614.94 × 57,186.40
  4. Step 4: Simplify right side
    64,169.68x = 5,467,874,204.82
  5. Step 5: Solve for x
    x = 5,467,874,204.82/64,169.68
  6. Step 6: Final answer
    x = 85,209.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.