Home / 230,203.20-317,729.44-154,707.96

Finding the Fourth Proportional to 230,203.20, 317,729.44 and 154,707.96

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Solution

The fourth proportional to 230,203.20, 317,729.44 and 154,707.96 is: 213,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,203.20 : 317,729.44 = 154,707.96 : x
  2. Step 2: Convert to fraction form
    230,203.20/317,729.44 = 154,707.96/x
  3. Step 3: Cross multiply
    230,203.20x = 317,729.44 × 154,707.96
  4. Step 4: Simplify right side
    230,203.20x = 49,155,273,494.34
  5. Step 5: Solve for x
    x = 49,155,273,494.34/230,203.20
  6. Step 6: Final answer
    x = 213,529.93

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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.