Home / 191,269.53-263,951.25-106,386.60

Finding the Fourth Proportional to 191,269.53, 263,951.25 and 106,386.60

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Solution

The fourth proportional to 191,269.53, 263,951.25 and 106,386.60 is: 146,813.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,269.53 : 263,951.25 = 106,386.60 : x
  2. Step 2: Convert to fraction form
    191,269.53/263,951.25 = 106,386.60/x
  3. Step 3: Cross multiply
    191,269.53x = 263,951.25 × 106,386.60
  4. Step 4: Simplify right side
    191,269.53x = 28,080,876,053.25
  5. Step 5: Solve for x
    x = 28,080,876,053.25/191,269.53
  6. Step 6: Final answer
    x = 146,813.12

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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.