Home / 212,923.33-293,759.99-136,484.56

Finding the Fourth Proportional to 212,923.33, 293,759.99 and 136,484.56

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Solution

The fourth proportional to 212,923.33, 293,759.99 and 136,484.56 is: 188,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,923.33 : 293,759.99 = 136,484.56 : x
  2. Step 2: Convert to fraction form
    212,923.33/293,759.99 = 136,484.56/x
  3. Step 3: Cross multiply
    212,923.33x = 293,759.99 × 136,484.56
  4. Step 4: Simplify right side
    212,923.33x = 40,093,703,544.55
  5. Step 5: Solve for x
    x = 40,093,703,544.55/212,923.33
  6. Step 6: Final answer
    x = 188,301.13

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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.