Home / 209,498.92-289,107.97-114,005.59

Finding the Fourth Proportional to 209,498.92, 289,107.97 and 114,005.59

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Solution

The fourth proportional to 209,498.92, 289,107.97 and 114,005.59 is: 157,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,498.92 : 289,107.97 = 114,005.59 : x
  2. Step 2: Convert to fraction form
    209,498.92/289,107.97 = 114,005.59/x
  3. Step 3: Cross multiply
    209,498.92x = 289,107.97 × 114,005.59
  4. Step 4: Simplify right side
    209,498.92x = 32,959,924,693.55
  5. Step 5: Solve for x
    x = 32,959,924,693.55/209,498.92
  6. Step 6: Final answer
    x = 157,327.42

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1.5x scale

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.