Home / 209,747.36-289,450.91-114,253.83

Finding the Fourth Proportional to 209,747.36, 289,450.91 and 114,253.83

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Solution

The fourth proportional to 209,747.36, 289,450.91 and 114,253.83 is: 157,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,747.36 : 289,450.91 = 114,253.83 : x
  2. Step 2: Convert to fraction form
    209,747.36/289,450.91 = 114,253.83/x
  3. Step 3: Cross multiply
    209,747.36x = 289,450.91 × 114,253.83
  4. Step 4: Simplify right side
    209,747.36x = 33,070,874,493.22
  5. Step 5: Solve for x
    x = 33,070,874,493.22/209,747.36
  6. Step 6: Final answer
    x = 157,670.04

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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.