Home / 228,914.10-343,079.55-166,511.70

Finding the Fourth Proportional to 228,914.10, 343,079.55 and 166,511.70

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Solution

The fourth proportional to 228,914.10, 343,079.55 and 166,511.70 is: 249,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,914.10 : 343,079.55 = 166,511.70 : x
  2. Step 2: Convert to fraction form
    228,914.10/343,079.55 = 166,511.70/x
  3. Step 3: Cross multiply
    228,914.10x = 343,079.55 × 166,511.70
  4. Step 4: Simplify right side
    228,914.10x = 57,126,759,105.74
  5. Step 5: Solve for x
    x = 57,126,759,105.74/228,914.10
  6. Step 6: Final answer
    x = 249,555.44

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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.