Home / 336,857.74-505,177.16-112,157.66

Finding the Fourth Proportional to 336,857.74, 505,177.16 and 112,157.66

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Solution

The fourth proportional to 336,857.74, 505,177.16 and 112,157.66 is: 168,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,857.74 : 505,177.16 = 112,157.66 : x
  2. Step 2: Convert to fraction form
    336,857.74/505,177.16 = 112,157.66/x
  3. Step 3: Cross multiply
    336,857.74x = 505,177.16 × 112,157.66
  4. Step 4: Simplify right side
    336,857.74x = 56,659,488,853.20
  5. Step 5: Solve for x
    x = 56,659,488,853.20/336,857.74
  6. Step 6: Final answer
    x = 168,200.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.