Home / 191,909.25-264,834.77-107,026.31

Finding the Fourth Proportional to 191,909.25, 264,834.77 and 107,026.31

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Solution

The fourth proportional to 191,909.25, 264,834.77 and 107,026.31 is: 147,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,909.25 : 264,834.77 = 107,026.31 : x
  2. Step 2: Convert to fraction form
    191,909.25/264,834.77 = 107,026.31/x
  3. Step 3: Cross multiply
    191,909.25x = 264,834.77 × 107,026.31
  4. Step 4: Simplify right side
    191,909.25x = 28,344,288,319.75
  5. Step 5: Solve for x
    x = 28,344,288,319.75/191,909.25
  6. Step 6: Final answer
    x = 147,696.31

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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.