Home / 227,211.15-313,574.72-136,596.63

Finding the Fourth Proportional to 227,211.15, 313,574.72 and 136,596.63

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Solution

The fourth proportional to 227,211.15, 313,574.72 and 136,596.63 is: 188,517.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,211.15 : 313,574.72 = 136,596.63 : x
  2. Step 2: Convert to fraction form
    227,211.15/313,574.72 = 136,596.63/x
  3. Step 3: Cross multiply
    227,211.15x = 313,574.72 × 136,596.63
  4. Step 4: Simplify right side
    227,211.15x = 42,833,249,322.21
  5. Step 5: Solve for x
    x = 42,833,249,322.21/227,211.15
  6. Step 6: Final answer
    x = 188,517.37

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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.