Home / 57,678.48-79,604.16-33,814.65

Finding the Fourth Proportional to 57,678.48, 79,604.16 and 33,814.65

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Solution

The fourth proportional to 57,678.48, 79,604.16 and 33,814.65 is: 46,668.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,678.48 : 79,604.16 = 33,814.65 : x
  2. Step 2: Convert to fraction form
    57,678.48/79,604.16 = 33,814.65/x
  3. Step 3: Cross multiply
    57,678.48x = 79,604.16 × 33,814.65
  4. Step 4: Simplify right side
    57,678.48x = 2,691,786,808.94
  5. Step 5: Solve for x
    x = 2,691,786,808.94/57,678.48
  6. Step 6: Final answer
    x = 46,668.82

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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.