Home / 236,469.40-354,416.10-103,067.80

Finding the Fourth Proportional to 236,469.40, 354,416.10 and 103,067.80

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Solution

The fourth proportional to 236,469.40, 354,416.10 and 103,067.80 is: 154,476.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,469.40 : 354,416.10 = 103,067.80 : x
  2. Step 2: Convert to fraction form
    236,469.40/354,416.10 = 103,067.80/x
  3. Step 3: Cross multiply
    236,469.40x = 354,416.10 × 103,067.80
  4. Step 4: Simplify right side
    236,469.40x = 36,528,887,711.58
  5. Step 5: Solve for x
    x = 36,528,887,711.58/236,469.40
  6. Step 6: Final answer
    x = 154,476.17

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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.