Home / 227,212.15-313,576.10-136,597.63

Finding the Fourth Proportional to 227,212.15, 313,576.10 and 136,597.63

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Solution

The fourth proportional to 227,212.15, 313,576.10 and 136,597.63 is: 188,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,212.15 : 313,576.10 = 136,597.63 : x
  2. Step 2: Convert to fraction form
    227,212.15/313,576.10 = 136,597.63/x
  3. Step 3: Cross multiply
    227,212.15x = 313,576.10 × 136,597.63
  4. Step 4: Simplify right side
    227,212.15x = 42,833,752,084.64
  5. Step 5: Solve for x
    x = 42,833,752,084.64/227,212.15
  6. Step 6: Final answer
    x = 188,518.76

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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.