Home / 186,814.62-257,805.18-101,933.51

Finding the Fourth Proportional to 186,814.62, 257,805.18 and 101,933.51

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Solution

The fourth proportional to 186,814.62, 257,805.18 and 101,933.51 is: 140,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,814.62 : 257,805.18 = 101,933.51 : x
  2. Step 2: Convert to fraction form
    186,814.62/257,805.18 = 101,933.51/x
  3. Step 3: Cross multiply
    186,814.62x = 257,805.18 × 101,933.51
  4. Step 4: Simplify right side
    186,814.62x = 26,278,985,604.56
  5. Step 5: Solve for x
    x = 26,278,985,604.56/186,814.62
  6. Step 6: Final answer
    x = 140,668.78

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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.