Home / 404,748.80-607,196.10-168,115.40

Finding the Fourth Proportional to 404,748.80, 607,196.10 and 168,115.40

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Solution

The fourth proportional to 404,748.80, 607,196.10 and 168,115.40 is: 252,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,748.80 : 607,196.10 = 168,115.40 : x
  2. Step 2: Convert to fraction form
    404,748.80/607,196.10 = 168,115.40/x
  3. Step 3: Cross multiply
    404,748.80x = 607,196.10 × 168,115.40
  4. Step 4: Simplify right side
    404,748.80x = 102,079,015,229.94
  5. Step 5: Solve for x
    x = 102,079,015,229.94/404,748.80
  6. Step 6: Final answer
    x = 252,203.38

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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.