Home / 136,933.62-188,864.28-117,845.16

Finding the Fourth Proportional to 136,933.62, 188,864.28 and 117,845.16

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Solution

The fourth proportional to 136,933.62, 188,864.28 and 117,845.16 is: 162,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,933.62 : 188,864.28 = 117,845.16 : x
  2. Step 2: Convert to fraction form
    136,933.62/188,864.28 = 117,845.16/x
  3. Step 3: Cross multiply
    136,933.62x = 188,864.28 × 117,845.16
  4. Step 4: Simplify right side
    136,933.62x = 22,256,741,294.88
  5. Step 5: Solve for x
    x = 22,256,741,294.88/136,933.62
  6. Step 6: Final answer
    x = 162,536.72

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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.