Home / 436,073.05-654,109.58-136,577.07

Finding the Fourth Proportional to 436,073.05, 654,109.58 and 136,577.07

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Solution

The fourth proportional to 436,073.05, 654,109.58 and 136,577.07 is: 204,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,073.05 : 654,109.58 = 136,577.07 : x
  2. Step 2: Convert to fraction form
    436,073.05/654,109.58 = 136,577.07/x
  3. Step 3: Cross multiply
    436,073.05x = 654,109.58 × 136,577.07
  4. Step 4: Simplify right side
    436,073.05x = 89,336,366,709.00
  5. Step 5: Solve for x
    x = 89,336,366,709.00/436,073.05
  6. Step 6: Final answer
    x = 204,865.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.