Home / 188,934.80-283,402.20-166,125.20

Finding the Fourth Proportional to 188,934.80, 283,402.20 and 166,125.20

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Solution

The fourth proportional to 188,934.80, 283,402.20 and 166,125.20 is: 249,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,934.80 : 283,402.20 = 166,125.20 : x
  2. Step 2: Convert to fraction form
    188,934.80/283,402.20 = 166,125.20/x
  3. Step 3: Cross multiply
    188,934.80x = 283,402.20 × 166,125.20
  4. Step 4: Simplify right side
    188,934.80x = 47,080,247,155.44
  5. Step 5: Solve for x
    x = 47,080,247,155.44/188,934.80
  6. Step 6: Final answer
    x = 249,187.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.