Home / 436,109.49-654,176.52-120,566.36

Finding the Fourth Proportional to 436,109.49, 654,176.52 and 120,566.36

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Solution

The fourth proportional to 436,109.49, 654,176.52 and 120,566.36 is: 180,852.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,109.49 : 654,176.52 = 120,566.36 : x
  2. Step 2: Convert to fraction form
    436,109.49/654,176.52 = 120,566.36/x
  3. Step 3: Cross multiply
    436,109.49x = 654,176.52 × 120,566.36
  4. Step 4: Simplify right side
    436,109.49x = 78,871,683,449.31
  5. Step 5: Solve for x
    x = 78,871,683,449.31/436,109.49
  6. Step 6: Final answer
    x = 180,852.94

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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.