Home / 229,167.45-316,246.30-127,186.92

Finding the Fourth Proportional to 229,167.45, 316,246.30 and 127,186.92

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Solution

The fourth proportional to 229,167.45, 316,246.30 and 127,186.92 is: 175,515.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,167.45 : 316,246.30 = 127,186.92 : x
  2. Step 2: Convert to fraction form
    229,167.45/316,246.30 = 127,186.92/x
  3. Step 3: Cross multiply
    229,167.45x = 316,246.30 × 127,186.92
  4. Step 4: Simplify right side
    229,167.45x = 40,222,392,540.43
  5. Step 5: Solve for x
    x = 40,222,392,540.43/229,167.45
  6. Step 6: Final answer
    x = 175,515.29

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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.