Home / 205,245.72-283,243.91-114,598.62

Finding the Fourth Proportional to 205,245.72, 283,243.91 and 114,598.62

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Solution

The fourth proportional to 205,245.72, 283,243.91 and 114,598.62 is: 158,148.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,245.72 : 283,243.91 = 114,598.62 : x
  2. Step 2: Convert to fraction form
    205,245.72/283,243.91 = 114,598.62/x
  3. Step 3: Cross multiply
    205,245.72x = 283,243.91 × 114,598.62
  4. Step 4: Simplify right side
    205,245.72x = 32,459,360,636.41
  5. Step 5: Solve for x
    x = 32,459,360,636.41/205,245.72
  6. Step 6: Final answer
    x = 158,148.78

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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.