Home / 191,926.90-264,789.66-111,310.12

Finding the Fourth Proportional to 191,926.90, 264,789.66 and 111,310.12

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Solution

The fourth proportional to 191,926.90, 264,789.66 and 111,310.12 is: 153,567.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,926.90 : 264,789.66 = 111,310.12 : x
  2. Step 2: Convert to fraction form
    191,926.90/264,789.66 = 111,310.12/x
  3. Step 3: Cross multiply
    191,926.90x = 264,789.66 × 111,310.12
  4. Step 4: Simplify right side
    191,926.90x = 29,473,768,829.36
  5. Step 5: Solve for x
    x = 29,473,768,829.36/191,926.90
  6. Step 6: Final answer
    x = 153,567.68

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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.