Home / 236,220.52-354,213.96-103,043.20

Finding the Fourth Proportional to 236,220.52, 354,213.96 and 103,043.20

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Solution

The fourth proportional to 236,220.52, 354,213.96 and 103,043.20 is: 154,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,220.52 : 354,213.96 = 103,043.20 : x
  2. Step 2: Convert to fraction form
    236,220.52/354,213.96 = 103,043.20/x
  3. Step 3: Cross multiply
    236,220.52x = 354,213.96 × 103,043.20
  4. Step 4: Simplify right side
    236,220.52x = 36,499,339,923.07
  5. Step 5: Solve for x
    x = 36,499,339,923.07/236,220.52
  6. Step 6: Final answer
    x = 154,513.84

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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.