Home / 191,134.08-263,766.60-119,556

Finding the Fourth Proportional to 191,134.08, 263,766.60 and 119,556

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Solution

The fourth proportional to 191,134.08, 263,766.60 and 119,556 is: 164,988.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,134.08 : 263,766.60 = 119,556 : x
  2. Step 2: Convert to fraction form
    191,134.08/263,766.60 = 119,556/x
  3. Step 3: Cross multiply
    191,134.08x = 263,766.60 × 119,556
  4. Step 4: Simplify right side
    191,134.08x = 31,534,879,629.60
  5. Step 5: Solve for x
    x = 31,534,879,629.60/191,134.08
  6. Step 6: Final answer
    x = 164,988.26

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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.