Home / 436,109.04-654,163.56-136,592.10

Finding the Fourth Proportional to 436,109.04, 654,163.56 and 136,592.10

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Solution

The fourth proportional to 436,109.04, 654,163.56 and 136,592.10 is: 204,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,109.04 : 654,163.56 = 136,592.10 : x
  2. Step 2: Convert to fraction form
    436,109.04/654,163.56 = 136,592.10/x
  3. Step 3: Cross multiply
    436,109.04x = 654,163.56 × 136,592.10
  4. Step 4: Simplify right side
    436,109.04x = 89,353,574,403.88
  5. Step 5: Solve for x
    x = 89,353,574,403.88/436,109.04
  6. Step 6: Final answer
    x = 204,888.15

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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.