Home / 230,196.14-317,686.62-139,555.88

Finding the Fourth Proportional to 230,196.14, 317,686.62 and 139,555.88

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Solution

The fourth proportional to 230,196.14, 317,686.62 and 139,555.88 is: 192,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,196.14 : 317,686.62 = 139,555.88 : x
  2. Step 2: Convert to fraction form
    230,196.14/317,686.62 = 139,555.88/x
  3. Step 3: Cross multiply
    230,196.14x = 317,686.62 × 139,555.88
  4. Step 4: Simplify right side
    230,196.14x = 44,335,035,818.33
  5. Step 5: Solve for x
    x = 44,335,035,818.33/230,196.14
  6. Step 6: Final answer
    x = 192,596.78

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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.